Derive an expression for torque acting on it when placed in a uniform electric field work done by the external electric field in turning the dipole from initial
angle to find angle and potential energy.

Although light from the sun appears white, it is actually made up of a lot of different colors. this portion of the electromagnetic spectrum, we call white light is referred to as within the electromagnetic spectrum.

When you push downward on a book at rest on a table, you feel an upward force. does this force depend on friction? defend your answer.

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