IGCSE Physics Paper-1: Specimen Questions with Answers 17 - 20 of 149

Question number: 17

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Question

Find how much is this cylinder empty?

A beaker filled with water

A Beaker Filled with Water

Choices

Choice (4)Response

a.

40

b.

25

c.

64

d.

36

Answer

d.

Explanation

Here in above figure we show that the cylinder contains water up to point 64.

And capacity of cylinder is 100 ml

Therefore volume of empty cylinder is,

Question number: 18

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Question

A tunnel has a length of 50 km. A jeep takes 300 sec to travel between the two ends of the tunnel. What is average speed of the jeep?

Choices

Choice (4)Response

a.

2.5 km/h

b.

16.6 km/h

c.

10 km/h

d.

150 km/h

Answer

c.

Explanation

Here to find the average speed we can use the formula for this is given as,

Here we have time is 300 sec. Then we can write 5 min

Question number: 19

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Question

man walk and shows start and end of the walk. How long did the walk take?

A stopwatch used to time for man walk

A Stopwatch Used to Time for Man Walk

Choices

Choice (4)Response

a.

45.7s

b.

47.0 s

c.

46.0s

d.

46.5s

Answer

c.

Explanation

From above figure, we can note down the start time is 15.0 s and end time is 34.0 s. Therefore time for man walk is given as,

Question number: 20

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Question

Find most stable arrangement to hold a flask of liquid.

Choices

Choice (4)Response

a.

Flask holding by stand and clamp

Flask Holding by Stand and Clamp

b.

A flask holding by stand and clamp

A Flask Holding by Stand and Clamp

c.

A flask holding by stand and clamp more.

A Flask Holding by Stand and Clamp More.

d.

A flask holding by stand and clamps

A Flask Holding by Stand and Clamps

Answer

c.

Explanation

Most stable arrangement of flask in clamp

Most Stable Arrangement of Flask in Clamp

In all others choices, the flask is keeping at some height. Thus they are not so stable.

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