MCQ Questions

Question No. 1

What is meant by ‘instantaneous velocity’?

Answer :

Question No. 2

What is meant by the ‘slope’ of a graph? How would you calculate slope? Give a simple example.

Answer :

Question No. 3

A car accelerates uniformly from rest to 60 km/h in 20 seconds. What is its average velocity during this time? Express the result in SI units. Draw a graph to show your working.

Answer :

Question No. 4

Muzzle velocity can correctly be described as:

Answer :

The speed and direction in which the front of a gun or rifle moves, in relation to some fixed point, when it is fired.

The velocity at which a bullet leaves a gun or rifle.

The speed at which a bullet leaves a gun or rifle.

Options (b) and (c) are correct.

Question No. 5

A straight line, parallel to the x-axis in a velocity-time graph, indicates that:

Answer :

Velocity is changing uniformly.

Velocity is changing non-uniformly.

Velocity is not changing.

The answer depends on what units are used for the two axes.

Chapter

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