Question

A 1kg stone is tied with a thread length of 1 m and rotated along the horizontal plane at a uniform linear velocity of 1 m / s in the horizontal plane. The tension in the thread will be a) 1 N b) 2 N c) 3N d) 10 N​

Answer 1

Answer:

Correct option is

6N

T+mg=

r

mv

2

T=

r

mv

2

−mg

1

1×4

2

−1(10)

=16−10

=6N