How does the time period T of a simple pendulum vary with altitude ? Discuss.

What is the time period of a simple pendulum ?

Time period of simple pendulum increase with

How does time period (T) of a seconds pendulum vary with length(l)?

State how does the time period of a simple pendulum depend on amplitude of oscillation .

How does the time period (T) of a simple pendulum depend on its length (l)? Draw a graph showing the variation of T_2 with l. How will you use this graph to determine the value of g (acceleration due to gravity) ?