eral ball of mass 1 kg is heated using a 40 W heater in a

Last updated: 6/14/2023

eral ball of mass 1 kg is heated using a 40 W heater in a room at 30 C The temperature of the ball becomes steady at 70 C Assuming Newton s law of cooling the rate of loss of heat to the surrounding when the ball is at 40 C is Options 1 2 3 20 W 5 W 25 W 10 W