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The body of mass m hangs at one end of a string of length l, the other end of which is fixed.It is given at horizontal velocity, so that the string would just reach where it makes an angle 60°with the vertical.The tension in the string at bottom most point position is
Options
(a) 2 mg
(b) mg
(c) 3 mg
(d) √3 mg
Correct Answer:
2 mg
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - If energy(E), velocity(V) and time(T) are chosen as fundamental quantities,
- The width of the diffraction band varies
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- An electric current passes through a long straight wire
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If energy(E), velocity(V) and time(T) are chosen as fundamental quantities,
- The width of the diffraction band varies
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- An electric current passes through a long straight wire
- A straight conductor 0.1 m long moves in a uniform magnetic field 0.1 T.
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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T cos(tetha) = mg ….from the derivation of time period of conical pendulum