Physics MCQs for Class 9 with Answers
Decrease in atmospheric pressure predicts:
Rainy condition
Intense condition
Windy Condition
Pleasant condition
Unit of strain is:
Nm-2
Nm
N
No unit
Unit of density is:
Kg/m3
kg/m2
kg/m
kg
The density of water is:
5500 kgm-3
10000 kgm-3
1000 kgm-3
330 kgm-3
Breaking system in vehicles depends upon:
(‘radio-button-click-target–correctquestions’, “Pascal’s law”)(‘radio-button-click-target’, “Hook’s law”)
Archimedes law
Principle of floatation
S.I unit of pressure is Pascal which is equal to?
10 Nm-2
1 Nm-2
102 Nm-2
103 Nm-2
As we go up the value of atmospheric pressure is
Decreased
Increased
Remain constnat
None of these
The force acting on unit area at surface of a body is called:
Strain
Elasticity
Force
Stress
An increasing with decline in atmospheric pressure cause:
Rainy condition
Pleasent condition
Windy condition
Intense condition
The devise used to measure the atmosphere pressure is:
Rain gauge
Vacuum cleaner
Screw gauge
Barometer
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