CBSE Class 12-science Answered
A light sphere of mass M and charge Q is suspended vertically on a light string of length L in a uniform electric field of magnitude E directed downward .suppose the spear is displayed slightly from the vertical .the spear oscillate like a pendulum .what is the period of oscillation? do you think that gravity should also be taken into consideration while making calculation ?explain
Asked by sharmashiva3667.12sdatl | 07 Jun, 2020, 05:02: PM
Expert Answer
If the mass of the ball is very very small than the terms QE/m becomes very large as compared to g, and then g can be ignored while calculating the time period.
Answered by Utkarsh Lokhande | 08 Jun, 2020, 12:06: PM
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