F4 Chapter 2.6 Force

Diagram below shows two trolleys X and Y pushed by same force continuously at the same time. Which of the following is the same for both X and Y?

• The increase in momentum in one second

• The increase in velocity in one second

• The acceleration

• Friction

Which graph shows the relationship between mass and acceleration when the force applied is constant?

• A

• B

• C

• D

• 0.44s

• 2.42s

• 1.11s

• 5.34s

• 2500N

• 5750N

• 6250N

• 8510N

A force of F is acting on an object of mass 3kg on a smooth floor producing an acceleration of 4ms-2. What is the acceleration of the object of 5kg if the force F is doubled?

• 60N

• 240N

• 300N

• 4800N

What is the formula of Force?

What is force?

• A measure of an object's mass

• A push or pull on an object

• A measure of an object's velocity

• A measure of an object's energy

What is force often described as a force that against the movement of an object?

• Friction

• Heat

• Motion

• Light