Physics Solutions Library

Physics Solutions Library

Access over 5,144 Physics video and text solutions to help you complete your homework.

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5,144 solutions

Intro, Units & Conversions

Q. If 2 cos2 θ - 4 cos θ + 2sin2 θ = 0, find θ in degress (0 < θ < 90°).    

Solved • May 31, 2017

Electric Flux

Q. Find the flux ΦE of the electric field E = (24î + 30ĵ + 16k̂) N/C through a 2.0 m2 portion of the xy plane (k̂ is the normal). [A] 32 N • m2 [B] ...

Solved • May 31, 2017

Gauss' Law with Calculus

Q. The figure shows three charges, q1; q2, and q3. S is a Gaussian surface with q1 inside. The other charges are not inside S. Consider Gauss' law and...

Solved • May 31, 2017

Equipotential Surfaces

Q. A uniform electric field is directed along the +x-axis with  Ex = 200 V/m . If the electric potential at x = 0 m is +1000 V, what is the electric p...

Solved • May 31, 2017

Intro, Units & Conversions

Q. If 2y = 10 +15x is the equation of the straight line. Find the intercept on y-axis.

Solved • May 31, 2017

Intro, Units & Conversions

Q. Find the numebr of radians in 120° 

Solved • May 31, 2017

Intro, Units & Conversions

Q. If f(x) = x2 and g(x) = sin (x), what is g(f(x))? 

Solved • May 31, 2017