Wednesday

April 16, 2014

April 16, 2014

Number of results: 26,469

**physics**

The force shown in the figure below is the net eastward force acting on a ball. The force starts rising at t=0.020 s, falls back to zero at t=0.062 s, and reaches a maximum force of 55 N at the peak. Determine with an error no bigger than 25% (high or low) the magnitude of the...
*Wednesday, October 13, 2010 at 11:30pm by jaz*

**PHYSICS**

The roller coaster in the figure below starts with a velocity of 17 m/s. One of the riders is a small girl of mass 31 kg. Find her apparent weight when the roller coaster is at locations B and C. At these two locations, the track is circular, with the radii of curvature given ...
*Sunday, October 13, 2013 at 4:05pm by Anon C*

**physics: no figure**

We do not see figure 3.22. If you make a description of the figure, we might be able to help you.
*Wednesday, October 27, 2010 at 7:11am by MathMate*

**physics**

The weightless horizontal bar in the figure below is in equilibrium. Scale B reads 4.00 kg (N.B. as you know, the scale should read N, but no one told the manufacturer). The distances in the figure (which is not to scale) are: D1 = 9.0 cm, D2 = 8.0 cm, and D3 = 6.5 cm. The ...
*Tuesday, April 10, 2012 at 8:56pm by James*

**physics**

A 101.6-N bird feeder is supported by three cables as shown in the figure below. Find the tension in each cable
*Wednesday, February 5, 2014 at 6:22pm by Anonymous*

**Math**

In the figure below, the diagonal line divides the rectangle into halves Which statement about the figure is NOT true? On the rectangle the width is 3cm and the length is 4cm. The line that divides the rectangle is 5cm F. The perimeter of the rectangle is 14cm G. The area of ...
*Monday, January 30, 2012 at 6:34pm by Andrew*

**math **

a 10-foot ladder is placed against the side of a building as shown i figure i below.the bottom of the ladder is 8 feet from the base of the building .in the order to increase the reach of the ladder against the building ,it is moved 4 feet closer to the base the bulding shown ...
*Tuesday, May 14, 2013 at 5:29pm by kirandeep*

**physics**

Question Part Points Submissions Used An aluminum block, m1 = 3.00 kg, and a copper block, m2 = 1.14 kg, are connected by a light string over a frictionless pulley. They sit on a steel surface as shown in the figure below, where θ = 45.0°. (See the table below for the ...
*Monday, October 17, 2011 at 10:25am by carlton*

**Math**

Write two algebraic pattern rules for this toothpick pattern. Figure 1 = 3toothpicks Fiqure 2 = 5 toothpicks Figure 3 = 7 toothpicks Figure 4 = 9 toothpicks i need help please. I did 1-3n for Figure 1
*Monday, September 30, 2013 at 8:48pm by Person*

**"figure shown"?**

Sorry, I don't see a figure, nor a link to a figure.
*Wednesday, June 1, 2011 at 8:04pm by MathMate*

**Physics**

A playground is on the flat roof of a city school, 5.2 m above the street below (see figure). The vertical wall of the building is h = 6.70 m high, forming a 1.5-m-high railing around the playground. A ball has fallen to the street below, and a passerby returns it by launching...
*Wednesday, September 14, 2011 at 8:08pm by Lauryn*

**physics **

The figure below shows a general situation in which a stream of people attempt to escape through an exit door that turns out to be locked. The people move toward the door at speed v = 4.1 m/s, are each d = 0.30 m in depth, and are separated by L = 1.75 m. The arrangement in ...
*Saturday, September 3, 2011 at 1:29pm by Savannah*

**Physics**

I found the first three parts of the question but I can't figure out part d. The instruments attached to a weather balloon in the figure below have a mass(m) of 5.5 kg. The balloon is released and exerts an upward force(F) of 109 N on the instruments. (a) What is the ...
*Sunday, January 3, 2010 at 2:20pm by Sasha*

**Geometry**

When you post a question, it is to your advantage to post a complete question. If there is a figure (as in this case), realize that tutors do not see your figure, so you'd have to either post a link where you uploaded the figure. If that is not possible, you could describe in ...
*Tuesday, September 13, 2011 at 6:30pm by MathMate*

**Geomotry**

When you post a question, it is to your advantage to post a complete question. If there is a figure (as in this case), realize that tutors do not see your figure, so you'd have to either post a link where you uploaded the figure. If that is not possible, you could describe in ...
*Tuesday, September 13, 2011 at 6:36pm by MathMate*

**College physics-oscillations**

A ball is attached by two spring as shown [vvvOvvv]. If the mass is displaced a distance â–³x BELOW the equilibrium position h (see figure A). Determine whether vertical SHM is possible for the system shown.If so, find the natural frequency. [Assume that the vertical extension...
*Saturday, December 4, 2010 at 10:48pm by Marco*

**physics**

A small block on a frictionless horizontal surface has a mass of 2.50×10−2 . It is attached to a massless cord passing through a hole in the surface. (See the figure below .) The block is originally revolving at a distance of 0.300 from the hole with an angular speed of ...
*Tuesday, November 17, 2009 at 12:46am by Anonymous*

**Physics Phase Constant**

..im really stuck on this. can someone please explain? ------- Figure A [[which i tried to recreate below]] is a partial graph of the position function x(t) for a simple harmonic oscillator with an angular frequency of 1.1 rad/s. [a].....x(cm)....... ........5...
*Wednesday, April 4, 2007 at 4:38am by COFFEE*

**physics**

There is no "figure below" I would need to see it or have a very good verbal description pf the charge locations.
*Thursday, January 12, 2012 at 10:27pm by drwls*

**algebra**

which matrix represents the system of equations below. -2x-7y=3 7x-6y=12 not sure how to figure this out.
*Wednesday, January 2, 2013 at 11:03am by lee*

**Physics**

The electric field lines surrounding three charges are shown in the figure below. The center charge is q2 = -15.9 µC.
*Tuesday, April 2, 2013 at 7:33pm by Zack*

**maths - figure missing**

You forgot the figure. Either you post a link to the figure, or you could describe the line. Otherwise we have no way of knowing what angles 1 to 8 are located.
*Sunday, February 12, 2012 at 10:32am by MathMate*

**Math I REALLY NEED HELP!!!!!!!!!**

A figure is dilated by a scale factor of 4. If the origin is the center of dilation, what are the coordinated in the original figure of a vertex located at (8,8) in the enlarged figure? A/(2,2) B/(4,4)
*Wednesday, January 9, 2013 at 5:06pm by Sammy*

**Calculus - Optimization**

Question Part Points Submissions Used A parcel service will only accept packages with a length of no more than 96 inches and length plus girth of no more than 156 inches. (See the figure below.) Assuming that the front face of the package (as shown in the figure) is square, ...
*Thursday, November 24, 2011 at 1:53am by Yenn*

**3rd grade**

if joe thinks the perimeter of this figure is 15 units the figure is top line is 5 and the bottom line is 5 and one side is 2 and he is right the figure is 15 units. is it reasonable the the completed figure would be a pentagon and why?
*Friday, April 23, 2010 at 12:06pm by corrie*

**Physics**

Find the electric field at P in the figure shown below. (Take r = 1.5 m and θ = 41°. Measure the angle counterclockwise from the positive x-axis.)
*Wednesday, May 25, 2011 at 1:21pm by SBHS*

**geometry**

Can you use two straight cuts to break the figure below into three pieces 5 squares numbered 12345 5 123 4
*Friday, August 30, 2013 at 10:49pm by Tim*

**Pre-Calculus**

I don't see any "figure below" , but I can surmise your figure shows a quarter circle in the first quadrant with a rectangle, whose base is along the x-axis, its height along the y-axis and it touches the quarter circle at (x,y) Area = xy = x√(36-x^2) or x(36-x^2)^(1/2) ...
*Sunday, October 2, 2011 at 8:43pm by Reiny*

**College physics-oscillations**

A ball is attached by two spring as shown [vvvOvvv]. If the mass is displaced a distance â–³x BELOW the equilibrium position h (see figure A). Determine whether vertical SHM is possible for the system shown.If so, find the natural frequency. [Assume that the vertical extension...
*Saturday, December 4, 2010 at 9:08pm by Marco*

**Physics**

A ball is shot vertically upward from the surface of another planet. A plot of y versus t for the ball is shown in the figure below, where y is the height of the ball above its starting point and t = 0 at the instance the ball is shot. The figure’s vertical scale is set by ys...
*Tuesday, October 2, 2007 at 2:36pm by Vanessa*

**Physics**

Pint charges or point charges? What figure below?
*Sunday, September 5, 2010 at 6:08pm by drwls*

**Math PLEASE HELP!!!**

A figure is dilated by a scale factor of 4. If the origin is the center of dilation, what are the coordinated in the original figure of a vertex located at (8,8) in the enlarged figure? A/(2,2) B/(4,4) No one has answered
*Wednesday, January 9, 2013 at 5:42pm by Sammy*

**physics**

Part (a) of the figure below is a partial graph of the position function x(t) for a simple harmonic oscillator with an angular frequency of 1.00 rad/s; Part (b) of the figure is a partial graph of the corresponding velocity function v(t). The vertical axis scales are set by xs...
*Friday, February 4, 2011 at 9:27pm by rock*

**geometry**

In the figure below, if angle C of a parallelogram measures 65 degrees, what is the measure of angle D?
*Thursday, August 25, 2011 at 10:11am by Anonymous*

**physics**

A 24.0 kg backpack is suspended midway between two trees by a light cord as in the figure (Figure 1) . A bear grabs the backpack and pulls vertically downward with a constant force, so that each section of cord makes an angle of 27 degrees below the horizontal. Initially, ...
*Tuesday, July 24, 2012 at 3:10pm by Anonymous*

**math**

the scale factor for two figures is 3(new figure)to 2(old figure)the new figure has a side of 9.9 what is corresponding side in the old figure? A)6 B)6.6 c)6.06 D)6.16
*Friday, January 15, 2010 at 11:10am by makeeda*

**SCI 275**

CLASS - Please see the attached figure. How do the three factors shown in the figure interact to promote sustainable development? [img src="@7140725"] this is the figure.
*Sunday, November 11, 2007 at 9:33pm by dawn*

**algebra**

For what value of the constant (c) does the system of equations below have no solutions (x,y)? 3x - 5y = -2.3 6x - cy + 9.3 How would I start to figure this out? Thank you!
*Sunday, March 1, 2009 at 12:05pm by Cassie*

**Algebra**

For what value of the constant (c) does the system of equations below have no solutions (x,y)? 3x - 5y = -2.3 6x - cy + 9.3 How would I start to figure this out? Thank you!
*Sunday, March 1, 2009 at 5:06pm by Cassie*

**physics - leg cast**

Lacking "the figure below", we cannot help you. Problems like this can always be solved by setting the forces and net moments equal to zero.
*Tuesday, May 25, 2010 at 6:37pm by drwls*

**physics**

There is no "figure below". The phase constant for the position function you have listed is ϕ Please show your own work in any future posts.
*Friday, February 4, 2011 at 9:27pm by drwls*

**physics**

Three blocks are suspended at rest by the system of strings and frictionless pulleys shown in the figure below, where W = 29.0 . What are the weights w1 and w2?
*Thursday, October 25, 2012 at 10:42pm by anthony*

**math**

Figure out how much he rises in 10 minutes. Is he still below the surface? By how much?
*Friday, October 31, 2008 at 1:52pm by drwls*

**Physics**

Without "the figure below", we cannot help you with this. The capacitances add if the capacitors are in parallel. In series, the reciprocals add.
*Wednesday, September 22, 2010 at 11:35pm by drwls*

**geometry**

In the figure below, find x if segment AB = 12 cm and segment AD = 2x + 6
*Monday, June 4, 2012 at 12:39pm by Anonymous*

**physics**

The figure below shows an object of mass M = 1,276 g. It is free to move along a horizontal, frictionless surface. This object is further connected to a second object with a mass of m = 1,362 g by means of a massless string that extends around a massless, frictionless pulley. ...
*Saturday, October 10, 2009 at 1:35am by m2a*

**Chemistry**

NH3(g) + 2O2 (g) = HNO3 (aq) + H2O (l) How do I calculate the oxidation states of Nitrogen and figure out if it is reduced, oxidized or neither? My answer is below. I am not sure if I am figuring it right. Please advise. NH3(g) + 2O2 (g) = HNO3 (aq) + H2O (l) N is -3,H3 is +1...
*Tuesday, May 4, 2010 at 7:13pm by Carli*

**Phisics (Urgent)!!!!!!!!!!!!!!!!!!!!!!**

A gyroscope consists of a uniform disc of mass radius M= 1 kg and radius R= 0.3 m . The disc spins with an angular speed ω= 300 rad⋅s-1 as shown in the figure below. The gyroscope precesses, with its axle at an angle 30∘ below the horizontal. The gyroscope is ...
*Wednesday, November 20, 2013 at 7:05am by Anonimus*

**math**

ok figure 1 has one block figure 2 has 5 block and figure 3 has 9 block what would the 100th figure be
*Monday, October 19, 2009 at 8:43pm by abby*

**geometry**

Assume the Earth is flat. Draw a figure with flat horizontal Earth surface along the bottom. Put three points on the figure: P (airplane) A (atoll on the ground) B (point 520 m above the atoll) Draw the (right) triangle PAB. The angle at P is 8 degrees, aimed below horizontal ...
*Monday, April 4, 2011 at 1:04am by drwls*

**Geometry**

I Need help doing a geometry proof. In the figure below, PQ=RS. Prove PR=QS. ____________________ P Q R S
*Sunday, February 5, 2012 at 2:30pm by Jennifer*

**math**

helow answer. show work how to figure out the below (1.2)square root + (2.8) sq. root = 3.1
*Thursday, April 11, 2013 at 1:12pm by Rosie*

**phy**

Three blocks are suspended at rest by the system of strings and frictionless pulleys shown in the figure below, where W = 29.0 N, and è = 26.6°. What are the weights w1 and w2?
*Thursday, October 25, 2012 at 10:17pm by anthony*

**geometry**

find the surface area of the figure below. A cylinder which has a hemisphere on one side of cylinder and radius is 5 and the hight is 8.
*Thursday, March 17, 2011 at 9:05pm by zivar*

**Pysics**

Find the acceleration of the block of mass M = 5.26 kg in the figure below. (Take m = 4.06 kg.)
*Thursday, September 22, 2011 at 4:12pm by Quan Jones*

**physics**

There is no "figure below" . It needs to be provided. Compute the two separate forces on ball 3. Then compute their vector sum.
*Sunday, November 4, 2012 at 8:12pm by drwls*

**p**

A newly planted tree is supported against the wind by a rope tied to a stake in the ground, as shown in the figure below. The force of the wind, though distributed over the tree, is equivalent to a single force F, as shown in the figure. Find the tension in the rope. Assume ...
*Monday, March 26, 2012 at 1:25am by JOHN*

**Physics**

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?
*Thursday, October 7, 2010 at 10:32pm by V*

**Physics**

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?
*Thursday, October 7, 2010 at 10:36pm by V*

**Physics**

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?
*Thursday, October 7, 2010 at 10:36pm by V*

**geometry**

the figure below represents a building in the shape of a pentagon. using the scale 1 inch= 94 feet, what is the perimeter of the building?
*Monday, August 15, 2011 at 12:39pm by Hanna*

**geometry**

In google type: Use the figure below to answer questions 8-10. Point B is the midpoint of Segment A C.. You will find answer
*Saturday, December 17, 2011 at 11:07am by Bosnian*

**physics**

Figure initial kinetic energy (1/2) m v^2 (ok because speed well below that of light) volts * charge = energy = (1/2) m v^2 I guess you can divide v by two and v^2 by 2
*Monday, February 13, 2012 at 5:19pm by Damon*

**math**

If you look at the related questions below, there are now 5 of your questions. Since we can't see your figure, we have no idea what your are talking about.
*Wednesday, August 15, 2012 at 10:38pm by Reiny*

**Physics**

There is no "figure below" and you appear to be using different names for a series of questions of the same type. Show some work of your own if you expect additional assistance from me.
*Friday, October 2, 2009 at 3:47pm by drwls*

**physic**

Find the acceleration reached by each of the two objects shown in figure below if the coefficient of kinetic friction between the 7.00 kg object and the plane is 0.270.
*Friday, October 16, 2009 at 4:42am by Chan*

**math**

Figure is triangle c is biggest side, a and b are same size 19. In figure-4, compute c if a = 3 and b = 2. 20. In figure-4, compute b assuming 27a= and c =2b. ()
*Thursday, August 19, 2010 at 11:40pm by Anonymous*

**math**

What type of figure is it? I assume you are talking about some three-dimensional figure. There is no "external" or "internal" side of a two-dimensional figure.
*Tuesday, October 18, 2011 at 7:54am by drwls*

**need more info.**

We do not see the figure that you have in front of you. You will have to describe the figure, or post a link to the figure.
*Saturday, November 21, 2009 at 8:32pm by MathMate*

**English grammar**

The bar graph below show the TV viewing habits of Koreans. What is the part of speech of 'below'? Is 'which is' omitted before 'below'?
*Monday, November 26, 2007 at 8:24am by John*

**physics**

The boy on the tower of height h = 20 m in the figure below throws a ball a distance of x = 52 m, as shown. At what speed, in m/s, is the ball thrown?
*Wednesday, February 9, 2011 at 8:49pm by Anonymous*

**physics**

The boy on the tower of height h = 18 m in the figure below throws a ball a distance of x = 62 m, as shown. At what speed, in m/s, is the ball thrown?
*Friday, February 3, 2012 at 3:51pm by Sanda*

**5th grade math**

1. Break your figure up and look to see how mnay shapes you have. Once you have broken the figure down into squares, rectangles, triangles, or parallelograms you can use the formulas below to find the area of each individual shape. square = side x side rectangle = length x ...
*Wednesday, March 3, 2010 at 3:35pm by Teresa*

**math**

Okay. so say their is a list of numbers: x y 0 3 1 5 2 7 3 9 4 11 I know how to answer a question like "use an equation to figure out Y when X is..." but how do you figure do " figure out X when Y is" ? I konw that the formula is y=mx+b but i don't know how to do it thanks
*Tuesday, May 26, 2009 at 5:53pm by Dawn*

**math**

joe thinks the perimeter of the figure is 15 units he is right is it reasonable that the completed figure is a pentagon? Why? the figure that is not completed is 5 on top 5 on the bottom and one side 2.
*Friday, April 23, 2010 at 11:12am by corrie*

**Calculus**

The figure at the right consists of a rectangle topped by an isosceles right triangle. The area of the figure is 200 sq. feet. The minimum perimeter of the figure is ___ft.
*Sunday, February 16, 2014 at 11:24am by Anonomous*

**Physics**

A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of 15.0 m/s. The cliff is h = 66.0 m above a flat horizontal beach. How long after being released does the stone strike the beach below the cliff? I got 3.67 s. With what speed ...
*Sunday, June 1, 2008 at 12:43pm by Elisa*

**Math**

Mary made two rectangular prims figures with four-1 inch cubes. Which statement is true about the volumes and surface areas of the two figures.( there is figure A and figure B made out of four cubes but in different position ) A. The surface areas of Figures A and B are the ...
*Sunday, March 31, 2013 at 1:56pm by Anonymous*

**physics **

The three vectors in the figure below have magnitudes a = 2.45 m, b = 3.15 m, and c = 15.0 m and angle θ = 36.5° find x component of vector a
*Sunday, September 30, 2012 at 7:41pm by casey *

**Calculus AB-need figure**

Without a figure, it is not clear what R stands for. Here's a plot of the functions. See if it is similar to the figure in your book/exercise. Describe the region R. The question in part(b) seems incomplete, please check.
*Friday, March 11, 2011 at 4:43pm by MathMate*

**physics**

A small 5.00kg brick is released from rest 2.00m above a horizontal seesaw on a fulcrum at its center, as shown in the figure below . (radius of horizontal seesaw is 1.6m) a.)Find the angular momentum of this brick about a horizontal axis through the fulcrum and perpendicular ...
*Tuesday, December 15, 2009 at 11:54pm by Anonymous*

**Math**

Two corresponding sides of similar polygons have the ratio 5:4. The perimeter of the smaller figure is 40, what is the perimeter of the larger figure...I need help trying to figure this out...and the steps!
*Sunday, February 7, 2010 at 12:45pm by Steph*

**intermediate algebra**

find two algebraic expressions for the area of each figure. first ,regard the figure as one large rectangle, and then regard the figure as a sum of four smaller rectangles 3 t,t,5
*Sunday, July 10, 2011 at 8:17pm by swirl*

**Math**

18 is the median. there are 5 below 18, and 5 above 18. It is hard for me to figure out what prompted this question.
*Friday, April 8, 2011 at 9:08am by bobpursley*

**physics**

If the height of the water slide in the figure below is h1 = 1.55 m and h2 = 1.35 m, and the person's initial speed at point A is 0.593 m/s, at what location does the swimmer splash down in the pool?
*Sunday, March 4, 2012 at 4:56am by Ashley*

**physics**

Two racquetballs, each having a mass of 200 g, are placed in a glass jar as shown in in the figure below. Their centers lie on a straight line that makes a 45° angle with the horizontal.
*Sunday, March 31, 2013 at 7:30pm by Mike*

**physics**

Two racquetballs, each having a mass of 144 g, are placed in a glass jar as shown in in the figure below. Their centers lie on a straight line that makes a 45° angle with the horizontal.
*Friday, July 5, 2013 at 3:25pm by Anonymous*

**physics**

Two racquetballs, each having a mass of 147 g, are placed in a glass jar as shown in in the figure below. Their centers lie on a straight line that makes a 45° angle with the horizontal.
*Friday, July 5, 2013 at 10:59pm by Anonymous*

**Maths do not see my last question displayed wrong**

Use two straight cuts to break the figure below into three pieces and re arrange them to from a square 12345 are the squares 1 234 5
*Saturday, August 31, 2013 at 1:04am by Tim*

**physics**

Panic escape. The figure below shows a general situation in which a stream of people attempt to escape through an exit door that turns to be locked. The people move toward the door at speed vs = 3.7 m/s, are each d = 0.20 m in depth, and are separated by L = 1.75 m. The ...
*Sunday, December 14, 2008 at 3:27pm by john*

**math**

a figure skater must trace a figure eight on the ice that consists of two perfect circles, each with radius 11 feet. How far does the skater go one time around the figure eight?
*Friday, October 28, 2011 at 10:52am by unknown*

**physic**

A 660 N cat burglar is supported by cables in the figure below. Assume the angle è of the inclined cable is 36.0°. Find vertical cable? Thank you so much for your help.
*Monday, October 12, 2009 at 2:08am by Chan*

**Trig**

3. In the figure below, the perimeter of the parallelogram ABCD is (6a + 8b + 29) and the perimeter of the triangle ACD is (3a + 4b + 32). What is the length of AC
*Wednesday, December 21, 2011 at 11:26am by Keaton*

**Physics**

The car in the figure below travels a distance of 745 m along the track, and the driver finds that she has traveled through an angle of 475°. What is the radius of the track?
*Thursday, September 6, 2012 at 6:16pm by Anne*

**Math**

The car in the figure below travels a distance of 745 m along the track, and the driver finds that she has traveled through an angle of 475°. What is the radius of the track?
*Thursday, September 6, 2012 at 8:47pm by Anne*

**physics**

One end of a cord is fixed and a small 0.610 kg object is attached to the other end, where it swings in a section of a vertical circle of radius 2.00 m as shown in the figure below. When θ = 18.0°, the speed of the object is 4.50 m/s. At this instant, find each of the ...
*Sunday, February 21, 2010 at 7:04pm by blasting*

**Physics for Engineers**

A playground is on the flat roof of a city school, 5.2 m above the street below (see figure). The vertical wall of the building is h = 6.70 m high, forming a 1.5-m-high railing around the playground. A ball has fallen to the street below, and a passerby returns it by launching...
*Wednesday, September 14, 2011 at 8:40pm by Lauryn*

**math - figure missing**

We do not see the figure. You will need to describe it, or post a link to the scanned picture. If it is a typical 3-dimensional figure, you can count the number of unit-cubes column by column and add them up.
*Thursday, May 26, 2011 at 1:18pm by MathMate*

**college algebra**

find two algebraic expressions for the area of each figure. first ,regard the figure as one large rectangle, and then regard the figure as a sum of four smaller rectangles x,10,8x
*Thursday, January 2, 2014 at 10:12pm by its a secret*

**physics**

One end of a cord is fixed and a small 0.300 kg object is attached to the other end, where it swings in a section of a vertical circle of radius 2.50 m as shown in the figure below. When è = 15.0°, the speed of the object is 6.20 m/s. At this instant, find each of the ...
*Tuesday, October 18, 2011 at 4:11pm by carlton*

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