8Class Force Test 5

Net force is zero, when an object is in

• uniform motion
• rest
• Uniform motion and rest

• uniform acceleration

when the object is in non-uniform motion, it is said to be in

• Displacement
• Momentum
• accelaration
• weight

Pressure=………….

• Force
• Force/Area
• Area/Force
• ForcexArea

Gravitation is

• Repulsive
• Attraction + Repulsive force
• Attractive force
• Not a force

Like poles of magnet _________each other.

• attract
• repel
• both A and B
• none of these

Unlike poles of magnet __________ each other.

• attract
• repel
• Attract or repel

• none of these

The force acts between a charged balloon and piece of paper

• magnetic
• gravitational
• contact
• electrostatic

If the area is decreased, then the value of pressure

• Increases
• decreases
• does not change
• none of these

The apparatus required to find a limiting force of a thread.

• Simple balance
• Spring balance
• Electronic balance
• none of these

A push or pull on an object is called

• Pressure
• Push-pull
• Force
• All of the above