Physics Past Questions

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103 questions JAMB 2483 WAEC 1904 NECO 322 CUSTOM 10
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Past Questions

103 questions
Question 1 of 3 103 total questions
Question 51
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
Acos\(\theta\) = \(\frac{3}{7}\)
Bsin\(\theta\) = \(\frac{3}{7}\)
Ctan\(\theta\) = \(\frac{3}{7}\)
Dcot\(\theta\) = \(\frac{3}{7}\)
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Question 52
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.

A27%
B14%
C9%
D3%
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Question 53
jamb 1993
Which of the following quantities has the same unit as the watt?
AForce x time
BForce x distance
CForce x acceleration
DForce x velocity
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