Physics Solutions Library

Physics Solutions Library

Access over 2,820 Physics video and text solutions to help you complete your homework.

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2,820 solutions

Electric Flux

Q. A uniform electric field with a magnitude of 8x10 6 N/C is applied to a cube of edge length 0.1m as shown in the figure. If the direction of the E-...

Solved • Dec 20, 2016
Parallel Plate Capacitors

Q. Consider a parallel-plate capacitor constructed from two circular metal plates of radius R. The plates are separated by a distance of 1.5 mm. (a) ...

Solved • Dec 20, 2016
Solving Capacitor Circuits

Q. Three capacitors are connected in the circuit as shown in the figure. (a) What is the equivalent capacitance in the circuit? (b) What is the ener...

Solved • Dec 20, 2016
Phasors for Capacitors

Q. In a series R-L-C circuit powered by an ac sinusoidal voltage source, which phasor diagram best illustrates the relationship between the current i ...

Solved • Dec 19, 2016
Combining Resistors in Series & Parallel

Q. Four resistors of values 2.0Ω, 4.0Ω, 3.0Ω and  9.0Ω are connected across a DC source with voltage V as shown in the figure. If the total current th...

Solved • Dec 19, 2016

!! Electric Energy Conservation

Q. In an electron gun, electrons are accelerated from the cathode toward the anode, which is at a potential higher than the cathode. If the potential ...

Solved • Dec 19, 2016
Power in Circuits

Q. A 200-W light bulb is connected across 110 V. What current will flow through this bulb? A) 0.9 A B) 0 A C) 0.6 A D) 1.8 A

Solved • Dec 19, 2016