Physics JAMB Past Questions

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1471

An air force jet flying with a speed of 335ms-1 went past an anti-aircraft gun. How far is the aircraft 5s later when the gun was fired?

View Answer & Discuss (18) JAMB 1978

1472

A palm fruit dropped to the ground from the top of a tree 45m tall. How long does it take to reach the ground? (g = 10ms^-2)

View Answer & Discuss (26) JAMB 1978

1473

A piece of rubber 10cm long stretches 6mm when a load of 100N is hung from it. What is the strain?

View Answer & Discuss (26) JAMB 1978

1474

An ice cube floats in a glass of water filled to the brim. What happens when the ice melts?

A. The water level remains the same
B. there is a drop in the level of water in the glass due to condensation on its outside
C. the water in the glass overflows
D. the level of water drops because melted ice occupies less volume
E. none of the above is correct

View Answer & Discuss (30) JAMB 1978

1475

A machine gun with a mass of 5kg fires a 50g bullet at speed of 100ms^-1. The recoil speed of the machine gun is

View Answer & Discuss (7) JAMB 1978

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