A car is moving in a circular horizontal track of radius 10m with a constant speed of 10 ms^(-1). A plumb bob is suspended from the roof of the car by a string of length lm. The angle made by the string with vertical is (g=10ms^(-2))

A car is moving in a circular horizontal track of radius 10m with a co

1.	A car is moving in a circular horizontal track of radius 10m with a constant speed of 10 ms^(-1). A plumb bob is suspended from the roof of the car by a string of length lm. The angle made by the string with vertical is (g=10ms^(-2))
Answer» `0^(@)` `30^(@)` `45^(@)` `60^(@)` ANSWER :C