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NEET
Exam
NEET
Subject
Physics
Chapter
Rotational Motion

NEET · Physics · Rotational Motion

A disc of radius R is rotating with an angular speed ω o about a...

A disc of radius R is rotating with an angular speed ωoabout a horizontal axis. It is placed on a horizontal table. The coefficient of kinetic friction is µk.What was the velocity of its centre of mass before being brought in contact with the table.

Options

  1. AμkωoR
  2. BμkRωo
  3. CZero
  4. DμkRωo2

Correct answer

C. Zero

Step-by-step solution

Correct Option is : (C)
Zero
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