A simple pendulum of length 2 m is given a horizontal push through angular displacement of 60°. If the mass of bob is 200 gram, the angular velocity of the bob will be (Take Acceleration due to gravity = 10 m/s2)
(sin 30° = cos 60° = 0.5, cos 30° = sin 60° = √3/2)
1
\(2 \sqrt{2}\) rad/s
2
\(3 \sqrt{2}\) rad/s
3
\(2 \sqrt{2.5}\) rad/s
4
\(3 \sqrt{2.5}\) rad/s