Physics Solutions Library

Physics Solutions Library

Access over 5,769 Physics video and text solutions to help you complete your homework.

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5,769 solutions

Gauss' Law

Q. A spherical shell has an inner radius of 10 cm and an outer radius of 12 cm. If the spherical shell has a charge Q = 10 nC, and encloses a charge q...

Solved • Dec 22, 2016

Gauss' Law

Q. Some shape is made up of 8 different surfaces. If the electric flux through each surface of the shape is given below, how much charge is enclosed b...

Solved • Dec 22, 2016

Electric Field

Q. A pendulum has a charged mass at the end of it, as shown in the figure below. If it is in equilibrium, what is the magnitude of the electric field?

Solved • Dec 22, 2016

Electric Field

Q. Two charges, q1 = 5 μC  and q 2 = 7 μC, are separated by 10 cm, with q 1 to the left of q2. Where is the net electric field, due to both charges, z...

Solved • Dec 22, 2016

Rotational Velocity & Acceleration

Q. Two solid discs are rotating about a perpendicular shaft through their centers, as shown in the figure. Disc A, has a radius that is twice as large...

Solved • Dec 22, 2016

Kepler's Third Law

Q. The orbit of Uranus is 19.2 times as large as the Earth’s orbit. How long is a Uranian year? A) 1 Earth year B) 19 Earth years C) 84 Earth years...

Solved • Dec 22, 2016

Rotational Velocity & Acceleration

Q. When you ride your bicycle, in what direction is the angular velocity of the wheels? A) to your left B) to your right C) forward D) backward E...

Solved • Dec 22, 2016