Mass of a moving object is doubled with no change in speed

Reference no: EM13298439

1. When the mass of a moving object is doubled with no change in speed, by what factor is its momenteum changed? its kinetic energy?

2. At what point in its motion is the KE of a pendulum bob a maximum? when its KE is half its maximum value, how much PE does it have?

3. Consider a mouse and a dog running along a road have the same kinetic energy which has the greater average speed?

Reference no: EM13298439

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