| Exam Board | OCR |
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| Module | M1 (Mechanics 1) |
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| Year | 2008 |
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| Session | January |
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| Topic | Newton's laws and connected particles |
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1 A man of mass 70 kg stands on the floor of a lift which is moving with an upward acceleration of \(0.3 \mathrm {~m} \mathrm {~s} ^ { - 2 }\). Calculate the magnitude of the force exerted by the floor on the man.