Physics 1993 JAMB Past Questions

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Which of the following quantities has the same unit as the watt?

A. Force x time
B. Force x distance
C. Force x acceleration
D. Force x velocity

View Answer & Discuss (3) JAMB 1993

The external and internal diameter of a tube are measured as (32 ± 2)mm and (21 ± 1)mm respectively. Determine the percentage error in the thickness of the tube.

A. 27%
B. 14%
C. 9%
D. 3%

View Answer & Discuss (19) JAMB 1993

Two forces of magnitudes 7N and 3N act at right angles to each other. The angle \(\theta\) between the resultant and the 7N force is given by

A. cos\(\theta\) = \(\frac{3}{7}\)
B. sin\(\theta\) = \(\frac{3}{7}\)
C. tan\(\theta\) = \(\frac{3}{7}\)
D. cot\(\theta\) = \(\frac{3}{7}\)

View Answer & Discuss (5) JAMB 1993

A rocket burns fuel at the rate of 10kgs^-1 and ejects it with velocity of 5 x 10³ms^-1. The thrust exerted by the gas on the rock is

A. 2.5 x 10⁷N
B. 5.0 x 10⁴N
C. 5.0 x 10²N
D. 2.0 x 10^-3N

View Answer & Discuss (6) JAMB 1993

The force experienced by an object of mass 60.0kg in the moon's gravitational field is 1.002 x 10²N. What is the intensity of the gravitational field?

A. 0.60Nkg^-1
B. 1.67Nkg^-1
C. 6.12 x 10²Nkg^-1
D. 9.81ms^-2

View Answer & Discuss (5) JAMB 1993

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Physics 1993 JAMB Past Questions

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