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July 23, 2014

Search: Two long, straight wires are separated by m. The wires carry currents of A in opposite directions, as the drawing indicates

Number of results: 51,108

physics
Two long parallel wires carry currents of 10 A in opposite directions. they are separated by 40 cm. what is the magnetic field in the plane of the wires that is 20 cm from one wire and 60 cm from the other?
May 24, 2010 by manisha

physics
Three wires are arranged in an equilateral triangle as shown in the figure below. The lower two wires are 4.00 apart. Assume all the wires are 1.35 long for this problem (extending into the screen).
May 19, 2013 by Anonymous

physics
Two identical wires with resistance,R and mass,m rest on two smooth parallel superconducting (zero resistance) rails. Initially, they are separated by a distance,D=70 cm. Suddenly, a uniform magnetic field B, perpendicular to the plane of the rails is switched on and the wires...
April 28, 2013 by tsong

Physics
Two long, straight, parallel wires carry current in the same direction. If the wires are 24 cm apart and carry currents of 2.0 A and 4.0 A, respectively, find the force per unit length on each wire?
December 13, 2012 by Lorii

trig
Four wires support a 40-meter radio tower. Two wires are attached to the top and two wires are attached to the center of the tower. The wires are anchored to the ground 30-meters from the base of the tower.
February 26, 2013 by Tina

physics
Two long, straight wires are separated by 0.12 m. The wires carry currents of 8.0 A in opposite directions, as the drawing indicates. (a) Find the magnitude of the net magnetic field at the point A. ___T (b) Find the magnitude of the net magnetic field at the point B. ___T
September 21, 2010 by Anonymous

College Physics
Two long, parallel wires separated by 50 cm each carry currents of 3.0 A in a horizontal direction. Find the magnetic field midway between the wires if the currents are in the same direction. B= T Find if they are in opposite directions. B= T
February 19, 2010 by Lanise

Physics
Two long parallel wires separated by a distance, d, carry currents in opposite directions. If the left-hand wire carries a current i/2, and the right-hand wires carries a current i, determine where the magnetic field is zero.
October 20, 2011 by Jessica

Physics
Two straight and parallel wires of length 1.0 m carry a current - the first carries a currecnt of 9.0 A while the other wire carries a current of 4.0 A. What distance must separate the two straight and parallel copper wires if the force between them is to be 6.0 x 10-6 N? My ...
December 8, 2010 by Jim

Physics
Two long, straight, parallel wires carry current in the same direction. If the wires are 24 cm apart and carry currents of 2.0 A and 4.0 A, respectively, find the force per unit length on each wire? I'm not really sure how to go about this. I must be spacing or something.
December 13, 2012 by Lorii

Physics please help
Two long straight aluminum wires, each of diameter 0.30mm, carry the same current but in opposite directions. They are suspended by 0.50m long strings...If the suspension strings make an angle of 3.0 degree with the vertical, what is the current in the wires? please help out I...
February 25, 2013 by John

Physics please help
Two long straight aluminum wires, each of diameter 0.30mm, carry the same current but in opposite directions. They are suspended by 0.50m long strings...If the suspension strings make an angle of 3.0 degree with the vertical, what is the current in the wires? please help out I...
February 25, 2013 by John

PLEASE COULD SOMEONE HELP ME OUT
Two long straight aluminum wires, each of diameter 0.30mm, carry the same current but in opposite directions. They are suspended by 0.50m long strings...If the suspension strings make an angle of 3.0 degree with the vertical, what is the current in the wires? Thank you......
February 25, 2013 by John

Physics
Two parallel, uniformly charged, infinitely long wires carry opposite charges with a linear charge density ? = 5 gC/m and are 8 cm apart. What is the magnitude and direction of the electric field at a point midway between them and 49 cm above the plane containing the two ...
February 17, 2012 by Long

physics
A bag of cement of weight 300 N hangs from three wires. Two of the wires make angles θ1 = 50.0 and θ2 = 28.0 with the horizontal. Assuming the system is in equilibrium, find the tensions in the wires.
January 6, 2010 by Ashley

physics
Two long, straight, parallel wires 10 cm apart carry currents in opposite directions. (a) Use the right-hand source and force rules to determine whether the forces on the wires are (1) attractive or (2) repulsive. Show your reasoning. (b) If the wires carry equal currents of 3...
August 15, 2013 by john

trig
A pole is braced by two wires that extended from the top of the pole to the ground. The lengths of the wires are 16 feet and 18 feet and the measure of the angle between the wires is 110 degrees. Find, to the nearest foot, the distance between the points at which the wires are...
April 21, 2013 by Anonymous

physics
Two parallel wires in a horizontal plane carry currents I1 and I2 to the right. The wires each have a length L and are separated by a distance d. calculate the following where: I1 = 10A, I2 = 20A, d = 5mm, and L = 2m. What are the magnitude and direction of the B-field of wire...
October 14, 2010 by Anonymous

physics
Two straight and parallel wires of length 1.0 m carry a current the first carries a current of 9.0 A while the other wire carries a current of 4.0 A. What distance must separate the two straight and parallel copper wires if the force between them is to be 6.0 10−6 N?
June 9, 2014 by grey

Physical Science
Two parallel transmission wires are laid between electrical towers. The distance between towers is 200 m, while the separation between the parallel wires is only 2.5 m. If the wires carry each a current of 1000 A, the magnitude of the force between the wires is closest to ... ...
March 10, 2010 by Stephanie

Physics
Two very long, straight, parallel wires separated by distance d carry currents of magnitude I in opposite directions. Find the magnetic field at a point equidistant from the lines, with a distance 2d from each line.
March 28, 2010 by Lee

Trig
Four wires support a 40-meter radio tower. Two wires are attached to the top and two are attached to the center of the tower. The wires are anchored to the ground 30-meters from the base of the tower. What is the total length of wire needed?
February 26, 2013 by Tina

College Physics
Two long, straight, parallel wires 8.0 cm apart carry currents in opposite directions. Use the right-hand source and force rules to determine whether the forces on the wires are attractive or repulsive. a)Repulsive b)Attractive If the wires carry equal currents of 4.0 A, what ...
February 19, 2010 by Lanise

Physics
Two parallel wires conduct equal currents in the same direction. (a) At a point in the plane of the wires midway between them, do the individual fields of the wires cancel or reinforce each other? (b) At a point far away from the wires, do their individual fields tend to ...
April 17, 2012 by Brittany

Physics (Urgent Please!)
Two parallel wires conduct equal currents in the same direction. (a) At a point in the plane of the wires midway between them, do the individual fields of the wires cancel or reinforce each other? (b) At a point far away from the wires, do their individual fields tend to ...
April 17, 2012 by Marie

physics
Two parallel wires carry 1-A currents in unknown directions. The distance between the wires is 10-cm. What is the magnitude of the magnetic field B in Teslas at a point P located 6-cm away from the axis of one of the wires and 8-cm away from the axis of the other wire? Unot=...
March 30, 2013 by rohit

GENERAL PHYSICS
Two long, parallel wires separated by 90 each carry currents of 2.0 in a horizontal direction.
November 15, 2009 by shamille

physics
Calculate the magnitude of the force per meter pushing two straight wires in an extension chord apart when 1 A of DC current lights a 100W study lamp. The separation of the wires is 2mm, and the insulation behaves like a vacuum. Again, I don't know how I can do this without ...
April 27, 2009 by Sam

Physics/math
Two parallel wires carry 1-A currents in unknown directions. The distance between the wires is 10-cm. What is the magnitude of the magnetic field Bin Teslasat a point P located 6-cm away from the axis of one of the wires and 8-cm away from the axis of the other wire? Unot=...
March 25, 2013 by Jack

Physics
Two parallel wires carry 1-A currents in unknown directions. The distance between the wires is 10-cm. What is the magnitude of the magnetic field B in Teslas at a point P located 6-cm away from the axis of one of the wires and 8-cm away from the axis of the other wire? Details...
March 27, 2013 by Gurudev

Physics/math
Two parallel wires carry 1-A currents in unknown directions. The distance between the wires is 10-cm. What is the magnitude of the magnetic field Bin Teslasat a point P located 6-cm away from the axis of one of the wires and 8-cm away from the axis of the other wire? Unot ...
March 25, 2013 by Jack

Physics
Two parallel wires carry 1-A currents in unknown directions. The distance between the wires is 10-cm. What is the magnitude of the magnetic field B in Teslas at a point P located 6-cm away from the axis of one of the wires and 8-cm away from the axis of the other wire? Details...
March 27, 2013 by Steve

Physics
A street lamp weighs 150 N. It is supported by two wires that form an angle of 140 with each other. The tensions in the wires are equal. (a) What is the tension in each wire? (b) If the angle between the wires is reduced to 110, what is the tension in each wire?
February 11, 2014 by Khadija

k
Two wires parallel to each other and seperated by a distance d carry different currents; they exert a force with magnitude F on each other. (a) The wires carry current in opposite directions. If the current carried by both wires is divided by five and the distance between the ...
April 15, 2013 by physics

PHYSISC
Two parallel, straight wires that are very long are separated by a distance of 0.065 m and carry currents of I1 =15 A and I2 =7.0A. Find the magnitude and direction of the force that the magnetic field of wire 1 applies to a 1.5-m section of wire 2 when the currents have ...
September 3, 2011 by KAIT

Physics- due tomorrow
Two wires have current both running in the positive x direction as shown in the diagram with I1 = 13.9 amps and I2 = 4.5 amps. They are separated by a distance of d = 4.7 meters. A third wire with I3 = 10 amps is placed somewhere between the two wires with current running in ...
March 24, 2010 by Justin

math
Guy wires 80 feet long support a 65-foot tall telephone pole. To the nearest degree, what angle will the wires make with the ground?
March 29, 2010 by Roslyn

Geometry
Guy wires 80 feet long support a 65 foot tall telephone pole. To the nearest degree, what angle will the wires make with the ground?
March 5, 2012 by Jackie

Physics
Two infinitely long wires are separated by a distance of d = 1.4 meters. Both have current running in the positive y direction. A charge of q = +2.7 micro-Coulombs is moving in the positive y direction at v = 3.1 E 6 m/s a distance of r = 0.22 meters from the wire on the left ...
March 23, 2010 by Justin

College Algebra and Trigonometry
Two guys wires for a radio tower make angles with the horizontal of 50 degree and 49 degree. If the ground anchors for each wide are 150feets apart, find the length of each wire assuming the wires are straight and find the height of the tower?
November 5, 2012 by Julani

Math
A manufacturer samples 100 wires for quality testing. Four of the wires are found to be defective. If 750 wires are produced in one hour, how many should the manufacturer expect to be defective? A.30 B.60 C.75 D.96
April 29, 2014 by Candy

Physics
A street lamp weighs 160 N. It is supportedequally by two wires that form an angle of 119 with each other. What is the tension of each of these wires? Answer in units of N
November 12, 2012 by Sarah

Physics
A street lamp weighs 158 N. It is supported equally by two wires that form an angle of 107˚ with each other. What is the tension of each of these wires?
July 2, 2013 by Lynn

Physics ||
Q.1. Two wires each of length 40 m and diameter 2.6 mm, are connected in series. A potential difference of 50 V is applied between the ends of the composite wire. The resistances the wires are 0.13 Ω and 0.75 Ω, respectively. Determine: i) the current density in each...
June 4, 2014 by Meemee.meme

physics
A bag of cement of weight 370 N hangs from three wires Two of the wires make angles 1 = 58.6 and 2 = 23.8 with the horizontal. If the system is in equilibrium, calculate the tension T1.
October 11, 2008 by Vishnu

physics
The figure below shows two current carrying wires and the directions of the currents they carry. The wires carry the following currents: I1 = 12.5 A and I2 = 9.8 A. Wire 1 is at (0, 4.0) mm; wire 2 is at (13.3, 0) mm; point P is at (13.3, 4.0) mm. webassign. net/userimages/...
April 10, 2013 by k

Physics
Two parallel wires carry currents in the same direction. I1=3A and I2=1A and the distance between the conductors is 4 cm. The magnetic field midway between these two wires is
April 25, 2011 by asif

Physics
Two parallel wires carry currents in the same direction. I1=3A and I2=1A and the distance between the conductors is 4 cm. The magnetic field midway between these two wires is
April 25, 2011 by asif

Physics
Two parallel wires are carrying current. If the currents are in the same direction, what is the interaction between the two wires and why? How would this be different in the currents were in opposite directions?
July 9, 2014 by Liz

calculus and vectors
A traffic sign is hanging from two wires. If the weight of the sign is 35 N, what are the tensions in the two wires as shown below? (# in degrees) --------------------- \ 56 45/ \ / \ / \ /
September 26, 2013 by Court

Physics II
two perpendicular, long, straight wires, both of which lie in the plane of the paper. The current in each of the wires is I = 4.5 A. In the drawing dH = 0.13 m and dV = 0.48 m. Find the magnitudes of the net magnetic fields at points A and B. The drawing shows one horizontal ...
February 12, 2012 by Mareena

physic
Two parallel wires carry current of 1.6 ka in opposite directions. the distance between the wires is r=1.6 m compute the magnitude of the force per unit length exerted by one wire on the other?
December 12, 2010 by Suzi

physics
Two 10 meter long wires are parallel to each other and 5 cm apart.They carry currents of 6.0 A in opposite directions. What is the magnitude and direction of the magnetic field at a point P,halfway between the wires? Calculate the force exerted by the left wire on the right ...
May 24, 2009 by Sandhya

physics
TV-reception antennas for VHF (channels 2 through 13) are constructed with cross wires supported at their centers, as shown in Figure 23.24. The ideal length for the cross wires is one-half the wavelength to be received, with the more expensive antennas having one for each ...
May 29, 2012 by Amelia

geometry
the diameter of the metal rack represented is 34 cm. To add two support wires (AB and CD) each 8 cm from the center of the rack and perpendicular to the horizontal wires , how many centimeters of wire would you need?
April 30, 2012 by lanae

Physics
Two metallic wires of the same material have the same length but cross-sectinal area is in the ratio of 1:2.they are connected in 1)-series 2)-parallel. Compare the drift velocities of the electrons in the two wires in both the cases. Plzz help
January 20, 2013 by Abhishek

physics
A generating station is producing 1.3*10^6 W of power that is to be sent to a small town located 7.0 km away. Each of the two wires that comprise the transmission line has a resistance per kilometer of length of 5.0*10^-2 /km. (a) Find the power lost in heating the wires if ...
February 20, 2008 by rick

physics
A generating station is producing 1.2 x 106 W of power that is to be sent to a small town located 4.2 km away. Each of the two wires that comprise the transmission line has a resistance per length of 5.0 x 10-2/km. (a) Find the power lost in heating the wires if the power is ...
October 20, 2011 by shaknocka lewis

physics
The four wires that lie at the corners of a square of side a= 5.60 cm are carrying equal currents i= 1.80 A into (+) or out of (-) the page, as shown in the picture. Calculate the x-component of the force on a 1.0-cm long piece of the lower right-hand wire, due to the other ...
March 28, 2011 by Matt

physics
Two very long, straight, parallel wires carry currents that are directed perpendicular. Wire 1 carries a current I1 into the page (in the -z direction) and passes through the x axis at x = +a. Wire 2 passes through the x axis at x = -2a and carries an unknown current I2. The ...
April 9, 2011 by Rachel

Physics (PLEASE HELP)
A generating station is producing 2.00 106 W of power that is to be sent to a small town located 7.0 km away. Each of the two wires that comprise the transmission line has a resistance per kilometer of length of 5.00 10-2 /km. (a) Find the power lost in heating the wires if ...
February 12, 2012 by DCM

Physics (DUE SOON)
A generating station is producing 2.00 106 W of power that is to be sent to a small town located 7.0 km away. Each of the two wires that comprise the transmission line has a resistance per kilometer of length of 5.00 10-2 /km. (a) Find the power lost in heating the wires if ...
February 13, 2012 by DCM

Physics
A street lamp weighs 150 N. It is supported by two wires that form an angle of 100 with each other. The tensions in the wires are equal. (a) What is the tension in each wire supporting the street lamp? (b) If the angle between the wires supporting the street lamp is reduced ...
November 17, 2012 by Lyna

Physics
Three conducting straight wires (though insulated from each other) are each 2 m long. They are electrically connected to each other only at their ends points A and B. AB = 2 meter. The wires are cylindrical. One is made of copper, one of aluminum and one of iron. Their radii ...
March 13, 2013 by P

physics EM
WOW this problem is making me mad. I know force between two wires is mu*I1*I2*L/2pi*d. Ive used this and tried to find the magnitude but it says its wrong. What Am i doing wrong? I made sure to subtract the two forces one going up and one going down. There are 3 wires all ...
March 31, 2008 by Spencer

House/ Crate training (dogs)
please check my answer thanks Which one of the following factors contributes to the saftey of a puppy or a dog that's crated in a wire cage A diameter of the wires B deimensions of the crate C weight of the crate D distance between wires I picked D because if the wires are to ...
June 26, 2008 by Helana

Math
A flag pole is supported by two wires, each attached to an anchor in the ground 10m from the base pole. The wires have angles of elevation of 37 degrees and 47 degrees
April 25, 2012 by Anonymous

Physics - Verification
Two long straight parallel wires separated by a distance of 20 cm carry currents of 30 A and 40 A in opposite directions. What is the magnitude of the resulting magnetic field at a point that is 15 cm from the wire carrying the 30-A current and 25 cm from the other wire? So I ...
August 12, 2012 by Robert

Physics (mechanics)
A u-control airplane of mass m is attached by control wires of length L and negligible mass to the "pilot" who controls the lift provided by the wing FL. The wires control the plane's elevator or angle of attack. The plane's engine keeps it moving at constant speed v in a ...
July 9, 2013 by JK

physics
Two wires run from the top of a pole 2.6 tall that supports a volleyball net. The two wires are anchored to the ground 2.0 apart, and each is 2.0 from the pole. The tension in each wire is 100. I do not understand how to setup work. if could show I would get better ...
March 17, 2013 by rob

physics
Two identical thin wires are oriented along the x and y axes. With current on x plane going North. Current on y plane going West.Both carry the same current I, and there is no electrical contact between the wires. The points A, B, C, D are each equidistant from both wires. A: ...
March 16, 2013 by Melissa

Physics
Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current Io=200A going into the page. A third thin, infinitely long wire with mass per unit length λ=5g/m carries current I going out of the page. What is the value of ...
December 12, 2013 by roami

Physics
Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current Io=200A going into the page. A third thin, infinitely long wire with mass per unit length λ=5g/m carries current I going out of the page. What is the value of ...
December 12, 2013 by Anonymous

Physics
Two identical perfectly smooth 71.2 N bowling balls 21.7 cm in diameter are hung together from the same hook by two massless wires. The bowling ball are just in contact with one another, and the angle between the two wires is 50 degrees. What is the force that one bowling ball...
June 24, 2009 by Sarah

Physics
Two wires run from the top of a pole 2.6m tall that supports a volleyball net. The two wires are anchored to the ground 2.0m apart, and each is 2.0m from the pole. The tension in each wire is 100N. here are the dimensions. I do not understand how to setup work. if could show I...
March 17, 2013 by rob

PHYSICS
Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current I_0=200A going into the page. A third thin, infinitely long wire with mass per unit length lambda=5g/m carries current I going out of the page. What is the value of ...
December 15, 2013 by Lora

Physics
Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current I_0=200A going into the page. A third thin, infinitely long wire with mass per unit length lambda=5g/m carries current I going out of the page. What is the value of ...
December 16, 2013 by Lora

science
suppose you have to wires of equal length made from the same materials. how is it possible for the wires to have different resistance
September 3, 2013 by keyondest

physics
Two parallel wires both carry currents directed from left to right .A circular wire loop lies in the plane of the two wires, mid-way between them.As always, assume the currents are positive charges. Sketch the changes in magnetic fields induced and the resultant current ...
July 7, 2014 by Marium

Physics
Two parallel wires both carry currents directed from left to right .A circular wire loop lies in the plane of the two wires, mid-way between them.As always, assume the currents are positive charges. Sketch the changes in magnetic fields induced and the resultant current ...
July 8, 2014 by Just need explanation not an answer

Chemistry
When a pair of copper wires are connected to the (+) and () terminals of a 9V battery and immersed in a solution containing I- ions, one of the wires becomes coated with I2. Besides simply wiping off the wire, how else could you remove the I2 coating?
October 23, 2013 by Anonymous

PLEASE COULD SOMEONE HELP ME OUT Physics
Two long straight aluminum wires, each of diameter 0.30mm, carry the same current but in opposite directions. They are suspended by 0.50m long strings...If the suspension strings make an angle of 3.0 degree with the vertical, what is the current in the wires? Thank you......
February 25, 2013 by John

Physical Science
Consider the current-carrying wires in the figure. Both cases consist of long straight wires carrying a current I. In both cases, the wire is also bent in the shape of a circular loop of radius R. The only difference is in how the bending of the wire is done to create the ...
March 19, 2010 by Stephanie

Physics--Current question
Two long straight parallel wires separated by 1.00mm carrying currents in opposite directions with current equaling 10.0A each. Find the magnitude and direction of the magnetic field at Point A which = 0.50mm, Point B = 0.50mm, and Point C=0.50mm and write the directions of ...
July 27, 2009 by MP

Physics
(the drawing is of a square with each side equaling L and the opposites of each corner are equal to each other, so the mystery corner would be 3I) Four parallel long straight wires are carrying current perpendicular to the page, and the points at which they pass through the ...
March 6, 2012 by Devon

PHYSICS help!!!!!!
A light fixture of mass 10.4 kg is suspended in the corner of a room by a combination of three wires, as shown in the diagram (below, left). If angle θ = 35.0 degrees, find the tension in each of the three wires.
September 30, 2012 by neeba

Physics (urgent please)
Two parallel wires are carrying 5A and are separated by 2.0 m. if the currents are in opposite directions, what is the magnitude of the magnetic field halfway between them? Someone please help as I can't figure out the question. Thanks, They are asking for the field between ...
June 20, 2007 by James P.

physics
Two long straight wires are parallel and 9.0 cm apart. They are to carry equal currents such that the magnetic field at a point halfway between them has magnitude 320 T. (a) Should the currents be in the same or opposite directions? opposite (b) How much current is needed?
February 9, 2010 by Anonymous

Physics
Two long straight wires are perpendicular to the page and located at distances d1 = 2 cm and d2 = 3.5 cm from the origin. Wire 1 carries current 5 A out of the page. If the net magnetic field due to the two currents is at an angle of 45 degrees to the x-axis at the origin, ...
November 12, 2012 by Jasmine

physics
Two parallel wires which carry currents I1 = 69 A and I2. The top wire is held in position, the bottom wire is prevented from moving sideways but can slide up and down without friction. If the wires have a mass of 5.3 g per metre of length calculate current I2 such that the ...
March 22, 2010 by Jason

physics
A 15-kg chandelier is suspended from the ceiling by four vertical steel wires. Each wire has an unloaded length of 5 m and a diameter of 6 mm, and each bears an equal load. When the chandelier is hung, how far do the wires stretch? (The Young's modulus for steel is 2.00 1011 N...
April 16, 2011 by Anonymous

trig
Wires are attached to a pole to make it more secure. The diagram shows one of those wires having a length of 220 feet. The angle of elevation from the ground to the top of the pole is 36. What is the height of the pole? A. 178.0 ft B. 374.3 ft C. 159.8 ft D. 129.3 ft
July 15, 2014 by kells

physics
Consider two copper wires with the same cross-sectional area. Wire A is twice as long as wire B. How do the resistivities and resistances of the two wires compare? CHECK ALL THAT APPLY Wire A and wire B have the same resistance. Wire A has twice the resistivity of wire B. Wire...
February 7, 2014 by Anonymous

Math
If a 6 meter pole and a 3 meter pole are connected by wires from the top to bottom, how tall is the pole touching the intersecting wires?
March 20, 2013 by Mari

Science
The science teacher gave each group in the science lab a pair of wires for an investigation on electrical current.Susan noticed that the wires were made of metal,but they were covered with plastic.The wires were covered in plastic because A.plastic is a good conductor and ...
April 17, 2012 by Aizon

physics
Two horizontal parallel wires which carry currents I1 = 45 A (top)and I2 (bottom). The top wire is held in position, the bottom wire is prevented from moving sideways but can slide up and down without friction. If the wires have a mass of 9.2 g per metre of length, calculate ...
March 21, 2010 by Jane

Physics
Two current carrying wires cross at right angles (like a + sign). Wire 1 has current directed horizontally to the left. Wire 2 has current directed vertically up. If the wires are not restrained, what statement best describes the motion of the wires? A) Wire 1 moves out of the...
March 13, 2010 by Jane

college/ pre-cal
a square fence 9 feet high enclosing a radio tower is 3 feet from the tower on all 4 sides. guy wires used to hold the tower in position are attached to the tower 30 feet above the ground and 13 feet from the fence on all 4 sides. How long are the guy wires to the nearest foot.
February 23, 2012 by theresa

Physics
The figure below shows two current carrying wires and the directions of the currents they carry. The wires carry the following currents: I1 = 7.1 A and I2 = 8.9 A. Wire 1 is at (0, 5.8) mm; wire 2 is at (15.1, 0) mm; point P is at (15.1, 5.8) mm. Wire 1 is pointing into the ...
April 10, 2012 by Jessica

PRECALC! HELP ASAP!!
A television antenna sits on the roof. Two 78-foot guy wires are positioned on opposite sides of the antenna. The angle of elevation each makes with the the ground is 23 degrees. How far apart are the ends of the two guy wires? I have no idea where to start from... any help ...
February 13, 2007 by anonymous

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