Physics (AS & A Level) · Oct / Nov 2017 · Paper 13 · Question 16
A car of total mass 1560 kg is travelling with a constant speed of 32 m s–1. The driving force provided by the car is 680 N. The kinetic energy of the car is 800 kJ and its momentum is 50 000 N s. Which two items of data could be used to calculate the useful power output of the car?
- Adriving force and momentum
- Bkinetic energy and mass
- Cmass and momentum
- Dspeed and driving force
As printed in the paper
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Correct answer: D. speed and driving force
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