If a apple has a a weight of 1 N, what is the mass of the apple? Group of answer choices
.1 kg
.15 kg
.05 kg
.2 kg

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these

14. a body is projected with velocity vi from a.at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is