MHT CET Physics question
A simple pendulum of period T has a metal bob, which is negatively charged. If it is allowed to oscillate above a large positively charged metallic plate, its period
Answer: (B)
Solution
The positive plate attracts the negative bob downward, so and the period
See the full step-by-step solution
Create a free account to read the complete working, and practise questions like this in a timed test.
Create a free account