Gravel is falling on a conveyor belt at the rate of 12 kg s^(-1). The extra power required to movethe beltwith a velocity of 5ms^(-1) is

Gravel is falling on a conveyor belt at the rate of 12 kg s^(-1). The

1.	Gravel is falling on a conveyor belt at the rate of 12 kg s^(-1). The extra power required to movethe beltwith a velocity of 5ms^(-1) is
Answer» 15 W 300 W 30 W 150W Answer :B