An industrial sandblaster accelerates sand particles from rest to a speed of 150 m s-1. The average force acting on the stream of sand is 450 N.
What total mass of sand is projected by the sandblaster in 3.0 minutes3.0\text{ minutes}3.0 minutes?
3.0 kg3.0\text{ kg}3.0 kg
540 kg540\text{ kg}540 kg
9.0 kg9.0\text{ kg}9.0 kg
1.7×10−2 kg1.7 \times 10^{-2}\text{ kg}1.7×10−2 kg
