IGCSE Physics Paper-1: Specimen Questions with Answers 4 - 6 of 149

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Question 4

Question MCQ▾

A glass tank contains some water with length QR and the width ₹ of the tank given. What other distance must be calculated to find volume of the water?

A Glass Tank Filled with Wa

Choices

Choice (4)

a.

PU

b.

RU

c.

UT

d.

TV

Edit

Answer

b.

Explanation

Here in given figure, water inside the glass tank filled till height RU.

Now, to find the volume we must know about Length, breath and height.

Here length and width QR and ₹ is given respectively.

And height is ST = RU

Here only RU is unknown

So, we need RU distance.

Question 5

Question MCQ▾

Which is true about mass of a falling object?

Choices

Choice (4)

a.

It is measured in Newton.

b.

It stays the same as the object falls.

c.

It decreases as the object falls.

d.

It is equal to the weight of the object.

Edit

Answer

b.

Explanation

For falling object, mass is always remains same. The gravitational force and acceleration will be change.

Question 6

Question MCQ▾

What is the instrument called used to measure gas pressure?

Instrument Used to Measure Gas Pressure

Choices

Choice (4)

a.

ammeter

b.

barometer

c.

manometer

d.

thermometer

Edit

Answer

c.

Explanation

Here option ammeter and thermometer are wrong. Because ammeter is use for current measurement and thermometer is used to measure temperature. And In barometer ends are closed. Thus in this figure monometer is shown, which is use for measuring pressure which are lower than atmospheric pressure.

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