A passenger in an elevator has a mass of 100 kg. Calculate the force, in newtons, exerted on the passenger by the
elevator, if the elevator is [10 marks]
a) at rest. b) moving with an upward acceleration of 30 cm/s?.
c) moving with a downward acceleration of 15 cm/s? d) moving upward with a uniform velocity of 15 cm/s?
e) falling freely (the cable breaks)
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