Physics · Oct / Nov 2020 · Paper 12 · Question 8
5054Mass and weight
There is an astronaut on a planet which has a gravitational field strength one fifth of the value on Earth. He hangs samples of rock from a spring balance designed for use on Earth. Each sample has a mass of 0.1 kg. The spring balance reads 1.0 kg. How many samples of rock are there?
- A2
- B10
- C25
- D50
As printed in the paper
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Correct answer: D. 50
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