Physics · Oct / Nov 2016 · Paper 11 · Question 10
5054Energy
A weightlifter lifts some masses through a height of 1.8 m. The gravitational field strength g is 10 N / kg. During the lift, the gravitational potential energy of the masses increases by 4500 J. What is the total mass lifted?
- A25 kg
- B250 kg
- C450 kg
- D810 kg
As printed in the paper
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Correct answer: B. 250 kg
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