A round object of mass m and radius r rolls down without slipping along an inclined plane. The fractional force,
A. dissipates kinetic energy as heat.
B. decreases the rotational motion.
C. decreases the rotational and transnational motion ,
D. converts transnational energy into rotational energy [PMT 2005]
Answer:D
A round object of mass m and radius r rolls down without slipping along an inclined plane. The fractional force,
A. dissipates kinetic energy as heat. B. decreases the rotational motion. C. decreases the rotational and transnational motion , D. converts transnational energy into rotational energy [PMT 2005]