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Physics Past Questions and Answers

Neco Physics Questions

Question 256:

The following are derived units EXCEPT

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A Kg m^-3
B N
C Ns
D M³
E Kg

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Question 257:

A 12V battery supplies a current of 0.4A to a lamp. Calculate the resistance of the lamp.

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A 30.00
B 4.80
C 3.00
D 0.30
E 0.03

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Question 258:

In which of the following is the expansion of solids a disadvantage?

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A Electric iron
B Fire alarm
C The balance wheel of a watch
D The bimetallic thermometer
E The fitting of wheels in rims

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Question 259:

Which of the following is a desirable property of a fuse Wire?

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A High expansively
B High thermal conductivity
C Low density
D Low electrical resistivity
E Low melting point

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Question 260:

A projectile is projected with an initial velocity u, at an angle θ to the horizontal. The maximum height attained is ____________

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A U² sin \(\frac{\theta}{g}\)
B 2U² sin² \(\frac{\theta}{g}\)
C U sin² \(\frac{\theta}{g}\)
D U² sin²\(\frac{\theta}{g}\)

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