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Physics Past Questions and Answers

Neco Physics Questions

Question 321:

The work done in extending a spring by 40 mm is 1.52J. Calculate the elastic constant of the spring.

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A 38.8 Nm^-1
B 60.8 Nm^-1
C 190.0 Nm^-1
D 1900.0 Nm^-1
E 3800.0 Nm^-1

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Question 322:

Which of the following statements is correct about volatile liquids? They have ____________

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A Low boiling point
B Low evaporating rate
C High conductivity
D High density
E High viscosity

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Question 323:

Two images Y and X are formed by a plane mirror and a convex mirror respectively. Which of the following is correct about their characteristics?

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A Both are inverted
B The magnification of Y is greater than one while that of X is one
C The magnification of Y is one while that of X is less than one
D Y is inverted while X is erect
E Y is real while X is virtual.

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