A simple pendulum has a time period T_(1) when on the earth.s surface and T_(2) when it taken a height .R. above the earth.s surface, where .R. is the radius of the earth. The value of T_(2)//T_(1) is

A simple pendulum has a time period T_(1) when on the earth.s surface

1.	A simple pendulum has a time period T_(1) when on the earth.s surface and T_(2) when it taken a height .R. above the earth.s surface, where .R. is the radius of the earth. The value of T_(2)//T_(1) is
Answer» `1` `SQRT(2)` `4` `2` ANSWER :D