Question

A body of mass 0.4 kg is whirled in a vertical circle making 2 rev/sec. If the radius of the circle is 2 m, then tension in the string when the body is at the top of the circle, is (a) 41.56 N (b) 89.86 N (c) 109.86 N (d) 115.86 N

Name: a body of mass 04 kg is whirled in a vertical circle making 2 revsec if the radius of the circle is 2 m then tension in the string when the body is at the top of the circle is a 4156 n b 8986 n c 1098
Uploaded: 2022-02-15T11:58:07-08:00
Duration: 1 min 22 s
Channel: Krishna J
Description: a body of mass 04 kg is whirled in a vertical circle making 2 revsec if the radius of the circle is 2 m then tension in the string when the body is at the top of the circle is a 4156 n b 8986 n c 1098

          A body of mass 0.4 kg is whirled in a vertical circle making 2 rev/sec. If the radius of the circle is 2 m, then tension in the string when the body is at the top of the circle, is (a) 41.56 N (b) 89.86 N (c) 109.86 N (d) 115.86 N

Added by Anuj C.

Master Resource Book in JEE Main Physics

D. B. Singh 1st Edition

Chapter 5

Instant Answer

Solved by Expert Krishna J

02/15/2022

Step 1

Step 1:** Calculate the angular velocity (omega) using the formula: omega = 2 * pi * frequency Given frequency = 2 rev/sec omega = 2 * pi * 2 = 4 * pi rad/sec ** Show more…

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A body of mass 0.4 kg is whirled in a vertical circle making 2 rev/sec. If the radius of the circle is 2 m, then tension in the string when the body is at the top of the circle, is (a) 41.56 N (b) 89.86 N (c) 109.86 N (d) 115.86 N