A stone of mass 1 kg is tied at one end of string of length 1 m. It is whirled in a vertical circle at constant speed of 4 ms −1 . The tension in the string is 6 N when the stone is at (g = 10ms −2 )

April 18, 2022

by Ezee_Notes

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Physics Problems

Question : A stone of mass 1 kg is tied at one end of string of length 1 m. It is whirled in a vertical circle at constant speed of 4 ms −1 . The tension in the string is 6 N when the stone is at (g = 10ms −2 )

(A) Top of the circle

(B) Bottom of the circle

(D) None of these

Answer : option (D)

Solution :

A stone of mass 1 kg is tied at one end of string of length 1 m. It is whirled in a vertical circle at constant speed of 4 ms −1 . The tension in the string is 6 N when the stone is at (g = 10ms −2 )