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Physics Past Questions and Answers

Neco Physics Questions

Question 46:

The unit of inductance is ____________

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A Weber
B Telsa
C Hertz
D Henry
E Farad

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Question 47:

Which statement is TRUE of a block of stone of mass m, with zero momentum?

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A The acceleration of the stone is non-uniform
B The stone is stationary
C The stone moves at a constant velocity
D The stone moves with maximum velocity
E The stone moves with minimum velocity.

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Question 48:

An electron of charge a = 1.6 × 10^-19C is situated in a uniform electric field of intensity 2.4 × 105 V m^-1. What is the force on the electron?

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A 1.60 × 10^-19N
B 3.84 × 10¹⁹N
C 1.92 × 10^-14N
D 3.84 × 10^-14N
E 7.68 × 10^-14N

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Question 49:

Which is NOT one of the laws of solid friction?

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A The frictional force between two surfaces opposes their relative motion
B The ratio of frictional force to the normal reaction varies for two given surfaces
C The ratio of frictional force to the normal reaction is constant for two given surfaces
D The limiting frictional force is independent of the area of surface in contact.
E Dynamic frictional force is independent of the relative velocity of the surfaces in contact.

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Question 50:

What part of a camera functions in a similar way to the retina of the eye?

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A Diaphragm
B Film
C Focusing ring
D Lens
E Shutter

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