Question

State whether the following statements are True or False. Correct the false
statements.
1
To increase the pressure, area of contact has to be increased
2. The SI unit of force is newton.
3. Simple barometer is used to find out the height or altitudes of places.
4. Liquid exerts pressure only from one side of the container,



5.Mercury is used to make a simple barometer,
6.Torque produced in a body is maximum when the angle between force
and perpendicular distance is 180°​

Answer 1

• Required Answer

• True or False -

1. To increase the pressure, area of contact has to be increased.

• False.

⇛ To increase the pressure, area of contact has to be decreased.

2. The SI unit of force is newton.

• True.

3. Simple barometer is used to find out the height or altitudes of places.

• True.

4. Liquid exerts pressure only from one side of the container.

• False.

⇛ Liquid exerts pressure from all sides of the container.

5. Mercury is used to make a simple barometer.

• True.

6. Torque produced in a body is maximum when the angle between force and perpendicular distance is 180°.

• False.

⇛ Torque produced in a body is maximum when the angle between force and perpendicular distance is 90°.

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Know MorE -

Pressure

• It is the force acting normally on unit surface area.
• It is a scalar quantity.
• Pressure = Force/Area
• Its S.I. unit is pascal.