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arrow_drop_downspeaker_notes Quiz

speaker_notes Physics (WAEC 2001)

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This is for O'level students preparing for Physics
WAEC examination.
Instruction: Achieve at least 50% in less than 30 seconds per question.

Quiz Started: 0 Second ago · 25 April 2024 18:50 · Questions: 50 · Answered: 0 · Recommended Time: 0h:25m:0s
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20 Click Here To Discuss Question

A simple machine with an efficiency of 75% lifts a load of 5000N when a force of 500N is applied to it. Calculate the velocity ratio of the machine

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21 Click Here To Discuss Question

A screw jack with a Tommy bar of length 12cm is used to raise a car through a vertical height of 25cm by turning the Tommy bar through 50 revolutions. Calculate the approximate velocity ratio of the jack [π=3.142]

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