Density of water is:

Important Questions on Physics

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IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 18

Consider the following statements
A. Those substances, which expand on freezing have their melting point lowered by the increase of pressure, whereas those substances which contract on freezing have their melting points raised by the increase of pressure.
B. The phenomenon that ice melts on the application of pressure and again solidifies when the pressure is released is known as regelation.
Which of the statement(s) given above is/are correct?

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IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 19

Consider the following statements
External pressure ${\text{P}}_O$ is applied to the surface of the liquid in a container. Then,
A. The pressure on all side walls increase by ${\text{P}}_O$.
B. The pressure on the bottom wall increased by ${\text{P}}_O$.
C. The pressure at all points inside the liquid increases by ${\text{P}}_O$.
Which of the statement(s) given above is/are correct?

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IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 20

Why do two ice blocks join to form one block when pressed together?

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IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 21

Assertion (A) When water flows in a uniform horizontal pipe, there is a fall in the pressure of water along the pipe.
Reason (R) Force is required to maintain the motion of the liquid against friction code.

EASY

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IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 23

The principle of cleaning by soap is:

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IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 24

A block of ice is floating in a glass containing water. When the ice melts completely, the level of the water in the glass will:

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IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 25

It is easier to swim in seawater than in ordinary water because:

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UPSC CAPF AC Paper - I

IMPORTANT

14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 2>Q 26

For a body float in a liquid with some portion outside, the weight of the liquid displaced by the fully immersed body: