Force and Pressure class 8 MCQ TEST 6

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Kerala PSC

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Force per unit area is called: - Pressure

The SI unit of pressure is: - Pascal

Pressure cannot be measured in: - Kg wt

When a force is applied over a larger area, the pressure produced will: - Decrease

Which among the following will exert maximum pressure when pused with the same amount of force? - A sharpened pencil tip

For a fixed area of contact, the pressure exerted: - Increases with decrease in force.

Sharper knives cut furits easily because: - The area of contact is less

A force of 50N is applied normally on a table top area 2m². Then the pressure exerted on the table top is: - 25Nm^-2

Pressure in solids: - Increases with decreases in area.

Due to decrease in temperature atmospheric pressure is: - decreased

Atmospheric pressure acts in: - In all directions

Atmospheric pressure- - Decreases with height

Presence of carbon dioxide in the atmosphere of venus ____ the Atmospheric pressure. - Increases

1 atmospheric pressure = _____ Pascals - 100,000

To push liquid up in straw air pressure inside it is: - Decreased

Atmospheric pressure is calculated by the: - Height of mercury column in barometer.

Amount of pressure of liquid increases with: - Depth

Which one of the following physical quantities increases as we go deeps into the sea: - Pressure

The pressure exerted by a force of 1N acting normally on unit area of 1 m² is called ________. - 1 pascal

Hanging bags have ______ strips which _______ the pressure. - Borad, decrease