Question

A ring and a disc roll on the horizontal surface without slipping with same linear velocity. If both have same mass and total kinetic energy of the ring is $4\, J$ then total kinetic energy of the disc is

• A. $3\, J$
• B. $4\, J$
• C. $5\, J$
• D. $6\, J$

Answer 1

Answer: (A)

$3\, J$

Answer 2

Answer (A) $3\, J$