Other Physics Answers

A. An infinitely long wire carries a current of 3A determine the magnitude of the magnetic field 1.5 cm away.

B. What is the magnitude of the magnetic field 0.20 m away from a wire carrying a 5.00 A current? If the current has a vector direction out of the page (or screen), what is the direction of the magnetic field?

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A coil has a resistance of 50 ohms at 0celcius if the temperature coefficient of resistance for the coil is 0.0043ohms/ohms degrees celcuis determine the resistance of the coil at 25degree celcuis

Car B of mass 800kg is moving at a speed of and collides with car A which is stationary

After the collision both cars travel in the same direction as the initial direction of car B

After the collision car A moves at 1.3m/s

A) what is of car B after the collision

B) Calculate the impulse extended on car B by car A

C) State the impulse extended on car A by car B

A wave is traveling with a constant velocity. If the frequency of the wave increases, then the wavelength of the wave must

What horizontal force P can be applied to a 100-kg block in a level surface with coefficient of friction of 0.2, that will cause and acceleration of 2.50 m/s2?

A ray of light is incident on the surface of a crown glass plate at an angle of 30 with the normal. Determine the angle between the refracted ray and reflected ray.

An automobile is pushed 120 inches by a woman exerting 80 lbs of force horizontally on the vehicle. How much work does she do (a) in ft ⋅ lb and (b) in joules?

A box is pulled across a level floor a distance of 0.1 km. Given that 2.0 kJ of work was done in overcoming friction, what was the average friction force?

A force of 3.0 N acts through a distance of 12m in the direction of the force. Find the work done.

How much work is needed to move a proton from a point with an potential of +75 V to a point where it is -25 V?