How is the time period of the effected, when pendulum is taken to hills or in mines ?

Explanation

To determine how the time period of a pendulum is affected when taken to hills or mines, we can analyze the situation step by step.

### Step-by-Step Solution:

1. **Understanding the Pendulum's Time Period**:
The time period \( T \) of a simple pendulum is given by the formula:
\[
T = 2\pi \sqrt{\frac{L}{g}}
...