Thursday
April 24, 2014

Search: A 20.0--long uniform beam weighing 680 rests on walls A and B, as shown in the figure

Number of results: 17,840

science
A uniform beam 6m long and weighing 4kg rest on support p and q placed left and right 1m from each end of the beam. Weight of mass 10kg and 8kg are placed near p and q respectively. On ecah end of the beam. Calculate the reation at p and q
Friday, August 5, 2011 at 5:09am by david

Physics
I need a step by step visual of how to do this question: A uniform horizontal beam 5.00m long and weighing 3.00x10^2 N is attached to a wall by a pin connection that allows the beam to rotate. Its far end is supported by a cable that makes an angle of 53 degree with the ...
Wednesday, October 24, 2012 at 1:10am by CM

Physics
A uniform beam weighing Wa=1200 N is 3.50 m long and is suspended horizontally by two vertical wires at its ends, as shown in the figure below. A small but dense weight with WL = 550 N is placed on the beam 2.00m from one end, as shown in the figure. a) are the tensions Ta (in...
Saturday, December 18, 2010 at 12:41am by Dickie Slang

Physics
A construction worker attempts to lift a uniform beam off the floor and raise it to a vertical position. The beam is 2.50m long and weighs 500N. At a certain instant the worker holds the beam momentarily at rest with one end at distance d=1.50m above the floor by exerting a ...
Monday, January 10, 2011 at 6:05pm by Monique

physics
A construction worker attempts to lift a uniform beam off the floor and raise it to a vertical position. The beam is 2.50m long and weighs 500N. At a certain instant the worker holds the beam momentarily at rest with one end at distance d=1.50m above the floor by exerting a ...
Monday, January 10, 2011 at 10:00pm by Ngoc

Science
A nonuniform beam 4.52 m long and weighing 1.03 kN makes an angle of 25 degrees below the horizontal. It is held in position by a frictionless pivot at its upper-right end and by a cable a distance of 3.06 m farther down the beam and perpendicular to it (see Figure 11.31 in ...
Friday, April 9, 2010 at 1:59pm by Anonymous

physics
A uniforbm beam 6m long weighing 4kg rest on supports at p and q placed left and right 10m from each end of the beam weights of mass 10kg and 8kg are placed near p and q respectively on each end of the beam . calculate the reactions at p and q ?
Sunday, January 20, 2013 at 4:31am by debbie

Physics
A construction worker attempts to lift a uniform beam off the floor and raise it to a vertical position. The beam is 2.77 m long and weighs 472 N. At a certain instant the worker holds the beam momentarily at rest with one end a distance d = 1.44 m above the floor, as shown in...
Wednesday, December 29, 2010 at 8:22pm by Sarah

physics
A uniform, horizontal beam is 5.00m long and has a weight of 200N. The beam is hinged at one end to a wall. A 600N weight is attached to the order end of the beam. The beam is supported by cable at the end opposite the wall. The cable attaches to the wall directly above the ...
Sunday, November 4, 2012 at 4:37pm by Joe

physics
A decorative piece consists of a 20cm long uniform brass rod weighing 4N and two ornaments, one weighing 6N and one weighing 10N, fixed to the ends. At what point should a supporting chain be attached so that the ornament balances?
Thursday, July 19, 2012 at 11:48am by Ralph

Physics
A 1.500m long uniform beam of mass 30.00 kg is supported by a wire as shown in the figure. The beam makes an angle of 10.00 degrees with the horizontal and the wire makes and angle of 30.00 degrees with the beam. A 50.00 kg mass, m, is attached to the end of the beam. What is ...
Thursday, November 15, 2012 at 8:59pm by Sharon

physics
A shop sign weighing 230 N is supported by a uniform 115 N beam as shown in Fig. 9-54. Find the tension in the guy wire.
Monday, November 16, 2009 at 10:59pm by charlse

physics
Calculate F_{\rm A} and F_{\rm B} for the beam shown in the figure . The downward forces represent the weights of machinery on the beam. Assume the beam is uniform and has a mass of 260 kg.
Thursday, December 1, 2011 at 9:10pm by axxis

Physics
Suppose we take a 1 m long uniform bar and support it at the 27 cm mark. Hanging a 0.31 kg mass on the short end of the beam results in the system being in balance. Find the mass of the beam.
Friday, March 28, 2014 at 8:48pm by Christina

Physics
A sign is supported by a cable and a horizontal beam.The beam has a length 1.4 m and a uniform mass of12 kg.a) If the cable is attached to the beam at a distance of 1.0 m from the hinge, what is the tension in the cable? (b) If the cable breaks, what is the net torque on the ...
Saturday, October 24, 2009 at 11:13pm by Sandhu

physics
In Fig. 12-51, uniform beams A and B are attached to a wall with hinges and loosely bolted together. Beam A has length LA = 2.55 m and mass 49.0 kg; beam B has mass 69.0 kg. The two hinge points are separated by distance d = 1.86 m. In unit-vector notation, what is the force ...
Wednesday, December 29, 2010 at 8:23pm by Sarah

Physics
A 3.0m long uniform beam of mass 24kg hangs off the edge of a building with 2.5m in the air, as shown in the diagram. A bucket of bolts of mass 30.kg rests on the board over the building at a distance of 10.cm from the edge of the beam. How far from the edge of the building ...
Sunday, October 28, 2012 at 2:30pm by Moustapha Jones

physics
a uniform weightless rod 8 meters long weighing 800N is supported horizontaly by two ropes hung 2 meters from its ends.Find the force in each rope when a painter weighing 700N stands from one ends.
Wednesday, August 1, 2012 at 8:27pm by ryan naboa

physics
A uniform plank weighing 50N and 12m long is pivoted at a point of 4m from one end.A boy weighing 30N sits on the plank 7m from pivot.Where must his elder brother whose weight is 80N sit to balance the plank horizontally
Wednesday, May 29, 2013 at 7:16am by Anonymous

Physics
A uniform plank weighing 50N and 12m long is pivoted at a point of 4m from one end.A boy weighing 30N sits on a plank 7m from pivot.where must his elder brother whose weight is 80N sit to balance the plank horizontally
Wednesday, May 29, 2013 at 9:23am by Anonymous

physics
A hungry 675 -N bear walks out on a beam in an attempt to retrieve some "goodies" hanging at the end. The beam is uniform, weighs 250 N, and is 5.00-m long; the goodies weigh 110 N. When the bear is at x = 1.00 m, find the tension in the wire and the components of the reaction...
Sunday, October 21, 2012 at 5:11pm by Emily

physics
1.An elastic cord is 5.0m long and 1.0cm in diameter and acts as a spring with spring constant 70 N/m, what is the young's modulus for this material? 2.A heavy uniform beam of mass 8000 kg and length 2.0m is suspended at one end by a nylon rope of diameter 2.5 cm and at the ...
Monday, March 15, 2010 at 10:50am by Sandhya

physics
A uniform 8 m 1500 kg beam is hinged to a wall and supported by a thin cable attached 2 m from the free end of the beam as shown in the figure. The beam is supported at an angle of 30 degrees above the horizontal. a) free diagram b) find the tension in the cable c) how hard ...
Thursday, June 17, 2010 at 5:07am by Anonymous

Algebra II
The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam 6.50 in. Wide, 13.4 ...
Monday, November 21, 2011 at 9:47pm by Joe

Algebra II
The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam 6.50 in. Wide, 13.4 ...
Tuesday, November 22, 2011 at 10:02am by Ashley

Algebra II
The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam 6.50 in. Wide, 13.4 ...
Tuesday, November 22, 2011 at 10:02am by Ashley

Physics
A uniform beam of length 1.0 m and mass 16 kg is attached to a wall by a cable that makes an angle of 30 degrees with the end of the beam, as shown in the figure. The beam is free to pivot at the point where it attaches to the wall. What is the tension in the cable?
Tuesday, November 16, 2010 at 4:51pm by Sam

Physics
A uniform steel beam of length 5.50 m has a weight of 4.50 103 N. One end of the beam is bolted to a vertical wall. The beam is held in a horizontal position by a cable attached between the other end of the beam and a point on the wall. The cable makes an angle of 25.0 above ...
Monday, October 8, 2007 at 8:40pm by Student

algebra
The strength of a wood beam varies inversely with its length. A beam is 33 feet long can support 1200 pounds. How much weight can a similar beam support if it is 23 feet long?
Saturday, February 11, 2012 at 2:01pm by alex

Physics
Realizing that she often doesn't have her students' full attention during class, a professor devises an elaborate device on which to stand while she lectures. The pulley is placed so that the string makes a 45.0-degree angle with the beam. The beam is uniform, 5.00 meters long...
Thursday, January 5, 2012 at 5:24pm by Daniel

Pysics
Realizing that she often doesn't have her students' full attention during class, a professor devises an elaborate device on which to stand while she lectures. The pulley is placed so that the string makes a 45.0-degree angle with the beam. The beam is uniform, 5.00 meters long...
Thursday, January 5, 2012 at 5:23pm by Daniel

Physics
A uniform beam of weight 245 N, and length L, sticks out from a vertical wall. A lightweight cable connects the end of the beam to the wall, making an angle of 65.0 between the beam and the cable. What is the tension in the cable?
Tuesday, December 3, 2013 at 9:54pm by Jon

physics
You are asked to hang a uniform beam and sign using a cable that has a breaking strength of 372 N. The store owner desires that it hang out over the sidewalk as shown. The sign has a weight of 248 N and the beam's weight is 49 N. The beam's length is 1.30 m and the sign's ...
Saturday, March 17, 2012 at 7:42pm by Keith

Physics! plese help
A 1320-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960-N crate hangs from the far end of the beam. Using the data shown in the figure, find (a) the magnitude of the tension in the wire and the magnitudes of the (b) ...
Thursday, June 7, 2012 at 1:19pm by Jessi

physics
A 43 kg, 5.3-{\rm m}-long beam is supported, but not attached to, the two posts in the figure . A 23 kg boy starts walking along the beam.How close can he get to the right end of the beam without it falling over?
Tuesday, December 13, 2011 at 2:20am by Anonymous

physics
a 3 m long weightless beam is supported at each end by cables. a painter weighing 90 N stands 1 m from the left cable. Calculate the tension in each cable.
Wednesday, March 20, 2013 at 12:11am by markcampo

PHYSICE
A uniform beam of length L whose mass is m, rest with its ends on two digital scales ( Figure 13.2). A block whose mass is M rests on the beam, its center is one-fourth away from the beam's left end. What do the scales read ?
Tuesday, May 21, 2013 at 1:43am by VICTOR

Physics
A uniform beam of length L = 7.80 m and weight 4.05 102 N is carried by two workers, Sam and Joe, as shown in the figure below. Determine the force that each person exerts on the beam. (Sam is 1m from one end of beam and joe is 2m from the opposite end.)
Tuesday, July 30, 2013 at 7:51pm by Jamie

physics
A 5.00-meter steel beam of uniform cross section and composition weighs 100 N. What is the minimum force required to lift one end of the beam?
Sunday, April 21, 2013 at 10:23am by Anonymous

physics
a 10-m uniform beam of weight 100N is supported by two ropes at the ends. If a 400N erson sits at 2.0 m from the left end of the beam, what is the tension in the right rope?
Wednesday, January 21, 2009 at 7:40pm by lulu

Physics Classical Mechanics
A uniform steel beam of mass m1= 300.0 kg is held up by a steel cable that is connected to the beam a distance L= 5.0 m from the wall, at an angle θ= 40.0∘ as shown in the sketch. The beam is bolted to the wall with an unknown force F⃗ exerted by the wall on ...
Tuesday, November 26, 2013 at 10:25am by A

vibration
a uniform cantilever beam of the total mass ml has a concentrated mass M at its free end. determine the effective mass of the beam to be added to M assuming the deflection to be that of a massless beam with a concentrated force at the end, and write the equation for its ...
Tuesday, May 17, 2011 at 11:07am by matt

physics
Consider a beam as shown in the figure that is 2 m long and supported by a rope. It is pressed against the wall. There is no friction between the wall and the beam. If the beam has a mass of 2 kg and a sign with a mass of 10 kg is hung off of the end of the beam, can the ...
Thursday, July 18, 2013 at 12:49am by Anonymous

AlgebraII
PLEASE HELP! I DO NOT KNOW WHAT TO DO? The maximum weight that a rectangular beam can support varies jointly as it's width and the square of its height and inversely as its length. If a beam 1/2 foot wide, 1/3 foot high, and 10 feet long can support 12 tons find how much a ...
Saturday, February 18, 2012 at 3:01pm by Tina

Physics
A uniform beam of length L = 8.00 m and weight 3.80 102 N is carried by two workers, Sam and Joe, as shown in the figure below. Determine the force that each person exerts on the beam.
Tuesday, April 1, 2014 at 10:39pm by Joe

Physics
A uniform beam of length L = 8.00 m and weight 3.80 102 N is carried by two workers, Sam and Joe, as shown in the figure below. Determine the force that each person exerts on the beam.
Wednesday, April 2, 2014 at 5:10pm by Joe

Physics
A uniform beam of length L = 8.00 m and weight 3.80 102 N is carried by two workers, Sam and Joe, as shown in the figure below. Determine the force that each person exerts on the beam.
Wednesday, April 2, 2014 at 10:26pm by Joe

Physics
A uniform beam of length L = 8.00 m and weight 3.80 102 N is carried by two workers, Sam and Joe, as shown in the figure below. Determine the force that each person exerts on the beam.
Thursday, April 3, 2014 at 10:45pm by Joe

physics
A steel beam that is 6.00 m long weighs 332 N. It rests on two supports, 3.00 m apart, with equal amounts of the beam extending from each end. Suki, who weighs 550 N, stands on the beam in the center and then walks toward one end. How close to the end can she come before the ...
Wednesday, January 2, 2013 at 5:15pm by Jamison

physics
A uniform chain 10m long and weighing 6 kg permetre hangs vertically.calculate the work required to wind it up
Friday, October 14, 2011 at 3:15am by vishal

Physics
A 53m long steel beam is used to construct the roof of an arena. The beam is installed during the winter when the temperature is -5.0 C. By how much will the beam lengthen in the summer when the temperature reaches 40.0C?
Thursday, December 8, 2011 at 2:38am by Dorrito

physics
A 3.0-m-long rigid beam with a mass 130 kg is supported at each end. An 90 kg student stands 2.0 m from support 1. (beam 1 is to the left, and beam 2 is on the right.) How much upward force does support 1 exert on the beam? How much upward force does support 2 exert on the beam?
Wednesday, July 27, 2011 at 8:53pm by falcon306

Physics
A uniform steel beam of length 5.50 m has a weight of 4.50 103 N. One end of the beam is bolted to a vertical wall. The beam is held in a horizontal position by a cable attached between the other end of the beam and a point on the wall. The cable makes an angle of 25.0 above ...
Monday, October 8, 2007 at 8:05pm by Bourne

physics
An A-frame made up of two uniform 150N, 3 m long beams pinned at the apex and resting on a frictionless floor. The base of each beam is separated by 3.5 m. A 500 N weight hangs from the apex. A tie rope connecting the two beams is parallel to the floor and is attached to each ...
Monday, June 18, 2012 at 1:25am by TucsonGuy

physics
a 10m uniform beam of weight 100 N is supported by two ropes at the ends. if a 400 N person sits at 2m from the left end of the beam, what is the tension in the left rope?
Monday, December 19, 2011 at 7:06pm by Dasha

Phyics
A 1390-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960-N crate hangs from the far end of the beam. Using the data shown in the figure, find (a) the magnitude of the tension in the wire and the magnitudes of the (b) ...
Sunday, November 10, 2013 at 11:00pm by Johnson

Physics
In Figure 12-74, a uniform beam of length 11.7 m is supported by a horizontal cable and a hinge at angle θ = 52.7. The tension in the cable is 444 N. What are (a) the x-component and (b) the y-component of the gravitational force on the beam? What are (c) the x-component...
Wednesday, December 29, 2010 at 8:21pm by Sarah

physics
A uniform beam of length 7.60 m and weight 4.30 102 N is carried by two workers, Sam and Joe, as shown in the figure below. (a) Determine the forces that each person exerts on the beam. F_Sam = ___ N F_Joe = ___ N
Sunday, December 16, 2012 at 2:52pm by anonymous

Phsyics(Please respond)
A uniform horizontal beam is attached to a vertical wall by a frictionless hinge and supported from below at an angle = 38o by a brace that is attached to a pin. The beam has a weight of 347 N. Three additional forces keep the beam in equilibrium. The brace applies a force ...
Saturday, June 9, 2012 at 4:38pm by Hannah

Physics(Please help)
A uniform horizontal beam is attached to a vertical wall by a frictionless hinge and supported from below at an angle = 38o by a brace that is attached to a pin. The beam has a weight of 347 N. Three additional forces keep the beam in equilibrium. The brace applies a force ...
Sunday, June 10, 2012 at 11:58am by Hannah

physics
A 1240 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1970 N crate hangs from the far end of the beam. (a) Calculate the magnitude of the tension in the wire. (b) Calculate the magnitude of the horizontal and ...
Friday, November 19, 2010 at 4:26pm by peter

physics
A 1240 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1970 N crate hangs from the far end of the beam. (a) Calculate the magnitude of the tension in the wire. (b) Calculate the magnitude of the horizontal and ...
Friday, November 19, 2010 at 4:37pm by peter

physics
The drawing shows a uniform horizontal beam attached to a vertical wall by a frictionless hinge and supported from below at an angle θ = 38o by a brace that is attached to a pin. The beam has a weight of 346 N. Three additional forces keep the beam in equilibrium. The ...
Tuesday, July 16, 2013 at 3:23pm by aj

Science
If a beam of blue light was shone through a glass prism, you would expect to see A. The beam pass straight through, unaltered B. The beam bent and split into a spectrum of colors C. The beam bent, but continue as a blue beam Or D. The beam absorbed and turned into heat
Wednesday, September 26, 2012 at 11:22pm by Dave

Physics
A 500N person stands 2.5m from a wall against which a horizontal beam is attached. The beam is 6m long and weighs 200N. A cable is attached to the free end of the beam and makes an angle of 45 to the horizontal and is attached to the wall. 1)Determine the magnitude of the ...
Wednesday, December 2, 2009 at 10:34pm by Sabeeh

physics
a fis is suspended from a 6m uniform beam supported by a cable and attached by a pivot to the ground. the beam has a mass of 20 kg and the cable can withstand a maximum tension of 10000 N. find masimum wright of a fish that can be supported by this system
Saturday, May 14, 2011 at 6:04am by cinthia

Physics
A purple beam is hinged to a wall to hold up a blue sign. The beam has a mass of mb = 6.1 kg and the sign has a mass of ms = 16.4 kg. The length of the beam is L = 2.83 m. The sign is attached at the very end of the beam, but the horizontal wire holding up the beam is attached...
Sunday, March 31, 2013 at 3:51pm by John

physics
A 1290-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1920-N crate hangs from the far end of the beam. the angle going from the top of the beam o the brick wall is at 50.0 degrees. the angle from the bottom of the ...
Friday, March 4, 2011 at 12:16am by TaylorBaum

Physics :(( help please TT
A source of ions at point O produces a slightly diverging beam with half-angle of divergence α0≪1. In order to collimate (re-focus) the beam, one can apply a uniform magnetic field along the z-axis (see the figure below). If all the ions have the same initial ...
Tuesday, April 16, 2013 at 3:45am by OIan

phys
A 1155-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1915-N crate hangs from the far end of the beam. (a) Using the data shown in the drawing, find the magnitude of the tension in the wire. (b) Using the data shown...
Wednesday, November 24, 2010 at 11:27am by michelle

phyics
A 1390-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960-N crate hangs from the far end of the beam. Using the data shown in the figure, find (a) the magnitude of the tension in the wire and the magnitudes of the (b) ...
Tuesday, November 12, 2013 at 10:49am by LLYOD BLUE

statics
A cantilever beam member made from steel with hollow circular cross section experiences an axial load of 300 KN (F1), and a vertical load of 200 kN (F2) as shown in the following figure. The outside diameter of the beam is 50mm and the uniform wall thickness of the cross ...
Saturday, August 4, 2012 at 12:51pm by shane

physics
1. A 70 kg uniform 4.0 m long beam is attached to a vertical wall and is supported by a wire. The beam makes an angle of 45 degrees with the horizontal and the wire is horizontal. The horizontal component of the force that the wall exerts on the lower end of the beam is, in ...
Saturday, May 24, 2008 at 7:46am by Sandhya

Physics
A 4.60-m-long, 580 kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 72.0 kg construction worker stands at the far end of the beam. What is the magnitude of the torque about the point where the ...
Friday, October 17, 2008 at 2:08am by Sandhya

Physics
A 4.10 m long, 590 kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 66.0 kg construction worker stands at the far end of the beam. What is the magnitude of the torque about the point where the ...
Thursday, March 21, 2013 at 5:56pm by Zoe

Physics(Please, please check)
A uniform horizontal beam is attached to a vertical wall by a frictionless hinge and supported from below at an angle = 38o by a brace that is attached to a pin. The beam has a weight of 347 N. Three additional forces keep the beam in equilibrium. The brace applies a force ...
Sunday, June 10, 2012 at 2:25pm by Hannah

physics
a uniform ladder 16 m long weighing 80 N leans against a smooth vertical wall, making 30 degree with the wall. Find the thrust of the wall, and the force of the point on the ground.
Wednesday, September 21, 2011 at 10:37pm by chris

physics
the figure shows a uniform beam of weight 420 N and length 2.0 m suspended horizontally. On the left it is hinged to a wall, on the right it is supported by a cable bolted to the wall at distance D above the beam. The least tension that will snap the cable is 1100 N. What ...
Tuesday, March 17, 2009 at 9:57pm by sweety

physics
the figure shows a uniform beam of weight 420 N and length 2.0 m suspended horizontally. On the left it is hinged to a wall, on the right it is supported by a cable bolted to the wall at distance D above the beam. The least tension that will snap the cable is 1100 N. What ...
Thursday, March 19, 2009 at 12:55am by sweety

physics
A basket weighing 0.3kg is suspended from two ropes which are tied to a horizontal beam. The rope on the left is at an angle of 63 and the rope on the right is at an angle of 32 with respect to the beam. What mass of rocks could be placed in the bucket before the ropes break...
Thursday, January 30, 2014 at 1:26am by irvin

Physics
A uniform 34.5-kg beam of length = 4.95 m is supported by a vertical rope located d = 1.20 m from its left end as in the figure below. The right end of the beam is supported by a vertical column. a) Find the tension in the rope. b) Find the force the column exerts on the beam...
Wednesday, November 7, 2012 at 6:09pm by Alex Baker

physics
find the thermal stress in a 18 ft long steel beam that embedded in concrete. If the temperature rises by 40 degrees and the beam move a distance of .04 inches on each side. E=30*10^6 psi
Friday, April 16, 2010 at 9:38am by stacey graham

physics
find the thermal stress in a 18 ft long steel beam that embedded in concrete. If the temperature rises by 40 degrees and the beam move a distance of .04 inches on each side. E=30*10^6 psi
Saturday, April 17, 2010 at 12:23am by stacey graham

Physics
A uniform horiztonal beam is attached to a veritcal wall by a frictionless hinge and supported from below at an angle theta = 39 degrees by a brace that is attached to a pin. The bean has a weight of 340 N. Three additional forces keep the beam in equilibrium. The brace ...
Tuesday, November 17, 2009 at 5:38pm by SP

physics
a uniform rod 100cm long and weighing 50N is supported on a horizontal position on a fulcrum which weights of 80N and 100N suspended on its ends. compute the position of the fulcrum
Saturday, March 9, 2013 at 9:41pm by nicolyan

Physics
A uniform beam of weight 520 N and length 3.4 m is suspended horizontally. On the left it is hinged to a wall; on the right is it supported by a cable bolted to the wall at distance D above the beam. The least tension that will snap the cable is 1200 N. What value of D ...
Wednesday, October 28, 2009 at 11:10pm by Ray

Physics
A uniform beam of weight 520 N and length 3.4 m is suspended horizontally. On the left it is hinged to a wall; on the right is it supported by a cable bolted to the wall at distance D above the beam. The least tension that will snap the cable is 1200 N. What value of D ...
Wednesday, October 28, 2009 at 11:51pm by Ray

physics
The figure shows a uniform beam of mass m pivoted at its lower end, with a horizontal spring attached between its top end and a vertical wall. The beam makes an angle with the horizontal. (a) Find expression for the distance d the spring is stretched from equilibrium. (Use ...
Tuesday, April 30, 2013 at 1:12pm by annetee

physics
A 1210 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1820 N crate hangs from the far end of the beam. The angle between the beam and the horizontal is 30 degrees upwards and the angle between the horizontal and ...
Monday, June 28, 2010 at 5:28am by josh

physics help
A 1210 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1820 N crate hangs from the far end of the beam. The angle between the beam and the horizontal is 30 degrees upwards and the angle between the horizontal and the...
Saturday, November 27, 2010 at 2:31pm by james

physics help
A 1210 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1820 N crate hangs from the far end of the beam. The angle between the beam and the horizontal is 30 degrees upwards and the angle between the horizontal and the...
Saturday, November 27, 2010 at 2:34pm by james

Physics
A non-uniform beam of length L and weight w makes an angle of with the horizontal. It is held in position by a frictionless pivot at its upper-right end and by a cable a distance of farther down the beam and perpendicular to it. The center of gravity of the beam is a ...
Tuesday, April 3, 2007 at 4:33pm by Paul

physics
A laser beam enters a .125 m thick glass window at an angle of 39 (from the normal). The index of refraction of the glass is 1.46. At what angle from the normal does the beam travel through the glass? that answer is 25.53 deg the second part asks How long does it take the ...
Saturday, May 24, 2008 at 1:03pm by help?

physics
A laser beam enters a .125 m thick glass window at an angle of 39 (from the normal). The index of refraction of the glass is 1.46. At what angle from the normal does the beam travel through the glass? that answer is 25.53 deg the second part asks How long does it take the ...
Sunday, May 25, 2008 at 12:53pm by help?

Physics
A uniform beam AB of mass 65.3kg rests against the smooth vertical wall at A, and the rough horizontal floor at B, at an angle 45deg. The coefficient of static friction between the beam and the horizontal floor is =0.242. Calculate the magnitude of the horizontal force P, in ...
Tuesday, March 6, 2012 at 8:36am by Anonymous

Physics
An 80kg construction worker sits down 2.0 meters from the end of a 1450kg steel beam to eat his lunch. The beam is 6.0 m length total. A cable is supporting the beam and is rated at 15,000 N and is at a 30 degree angle to the beam. Should the worker be worried?
Thursday, March 24, 2011 at 4:52pm by Alicia

physics
1) Two people sit on a park bench 6.0 ft long, weighing 160 lb. A boy weighing 75lb sits directly over the legs on the left side. A man weighing 170 lb sits 2.0 ft to the right of the boy. How much weight is supported by each leg on the right side
Monday, October 3, 2011 at 1:10pm by aakash

physics
I would tell you the steps I've taken so far but I have no idea where to even start. Any help is appreciated! Thanks! A uniform 33.5-kg beam of length = 4.15 m is supported by a vertical rope located d = 1.20 m from its left end as in the figure below. The right end of the ...
Saturday, June 16, 2012 at 11:02pm by Anna

physics
"A 1220-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960-N crate hangs from the far end of the beam. Find a) the magnitude of the tension in the cable and b) the magnitude of the horizontal and vertical components ...
Friday, April 1, 2011 at 3:10pm by Seth

Physics
"A 1220-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960-N crate hangs from the far end of the beam. Find a) the magnitude of the tension in the cable and b) the magnitude of the horizontal and vertical components of...
Sunday, April 3, 2011 at 1:51am by Seth

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members