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8th ICSE
IMPORTANT
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A gum bottle rests on its base. If it is placed upside down, how does the thrust change?

Important Questions on Force and Pressure

EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
A gum bottle rests on its base. If it is placed upside down, how does the pressure change ?
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Sleepers are used below the rails. Explain.
MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B

Explain the following: 

A tall building has wide foundations.

MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B

Describe an experiment to show that a liquid exerts pressure at the bottom of the container in which it is kept. 

MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Describe a suitable experiment to demonstrate that a liquid exerts pressure sideways also.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Describe a simple experiment to show that at a given depth, a liquid exerts same pressure in all directions.
MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
State two factors on which the pressure at a point in a liquid depends.
MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 3 - Force and Pressure>TEST YOURSELF>Q B
Describe an experiment to show that the liquid pressure at a point increases with the increase in height of the liquid column above that point.