A simple pendulum of length L is placed between the plates of a parallel plate capacitor having electric field E, as shown in figure. Its bob has mass m and charge q. The time period of the pendulum is given by:
A
`2pisqrt((L)/((g+(qE)/(m))))`
B
`2pisqrt((L)/(sqrt(g^(2)-(q^(2)E^(2))/(m^(2)))))`
C
`2pisqrt((L)/((g-(qE)/(m))))`
D
`2pisqrt((L)/(sqrt(g^(2)+((qE)/(m))^(2))))`
Text Solution
Verified by Experts
The correct Answer is:
C
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