H2P-147
Newton’s second law
H2 Physics · JC 1 · Hard · Newton’s second law
A 75 kg student stands on a weighing scale in a lift that is moving upwards but slowing down at 1.5 m s⁻². Take . What is the reading on the scale?
- 620 N
- 740 N
- 490 N
- 860 N
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