Question

If a positively charged pendulum is oscillating in a uniform electric field as shown in Figure. Its
time period of SHM as compared to that when it was uncharged.

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A

Will increase

B

Will decrease

C

Will not change

D

Will first increase then decrease

Hard
Updated on : 2022-09-05
Solution
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Correct option is A)

The Time Period of pendulum, T=
 where
when E comes to in picture then decreases . Therefore, Time period increases. 
Hence, Option A is answer. 

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