Physics Solutions Library

Physics Solutions Library

Access over 5,892 Physics video and text solutions to help you complete your homework.

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5,892 solutions

Coulomb's Law (Electric Force)

Q. Two identical,  0.25 μC charges hang from the end of electroscope leaves. If, in equilibrium, the electroscope leaves deflect from one another to a...

Solved • Dec 20, 2016

Coulomb's Law (Electric Force)

Q. What is the net electric force on the 1 C charge? Consider the 1 C to placed directly in the center of the arrangement.  

Solved • Dec 20, 2016

Coulomb's Law (Electric Force)

Q. What is the difference between the electric force on a charge q when moved from a distance d to a distance 3d. Consider the initial electric force ...

Solved • Dec 20, 2016

Electric Charge

Q. What is the charge on an unknown ion which contains 250 protons, 270 neutrons, and 244 electrons?  

Solved • Dec 20, 2016

Faraday's Law

Q. A 75-turn conducting coil has an area of 8.5 x 10 -3 m2 and the normal to the coil is parallel to a magnetic field B. The coil has a resistance of ...

Solved • Dec 20, 2016

Solving Resistor Circuits

Q. Four resistors of values 2Ω, 4Ω, 3Ω, and 9Ω are connected across an 8-V DC source as shown in Figure 1. What is the current through the 9-Ω resisto...

Solved • Dec 20, 2016

Parallel Plate Capacitors

Q. A parallel plate capacitor has plates with area A = 350cm2 separated by a distance d = 1.5mm. What is the capacitance when the capacitor is filled ...

Solved • Dec 20, 2016