MEDIUM
8th CBSE
IMPORTANT
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The height of the mercury column is equivalent to one atmosphere.

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Important Questions on Force and Pressure

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q A
Which of the following force is a contact force?
HARD
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q A
Two objects repel each other. The repulsion could be due to
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q A
Which of the following is not a unit of pressure?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q A
In which direction is liquid pressure always directed?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q A
What is the value of atmospheric pressure at sea level?
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q A
For a given force, what will be the effect of an increase in area of contact on pressure?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q B
The gaseous envelope surrounding the Earth is called _____
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 11 - Force and Pressure>ASSESSMENT ZONE>Q B
A drinking straw works on the account of _____ pressure.