LATIH TUBI VOL 3

DIAGRAM 2

1. Based on the Diagram 2, which property of the motorcyclist is responsible for his fall?

A Inertia

B Principle of conservation of energy

C Principle of conservation of momentum

2. Team A and Team B are pulling in opposite direction on a rope. The forces acting on the rope

are shown in the Diagram 3.

DIAGRAM 3

Which single force has the same effect as the two forces shown?

A 150 N acting towards the team A

B 150 N acting towards the team B

C 350 N acting towards the team A

D 350 N acting towards the team B

3. A ball of mass 0.5 kg is being kicked by a force of 10 N. If the force is exerted in 0.2 s, what is

the impulse experienced by the ball ?

A 0.8 N s

B 2.0 N s

C 10.2 N s

D 30.0 N s

E 50.0 N s

450 N 600 N

rope

Team A Team B

4. Diagram 4 below shows the horizontal forces acting on the motorcycle when it is accelerating.

DIAGRAM 4

Which of the following statement is true?

A A resultant force is equal to zero

B A resultant force is not equal to zero

C Forward thrust is equal to resistant forces

D Forward thrust is less than resistant forces

5. Diagram 5 shows the movement of a balloon when the air in it is being released.

DIAGRAM 5

The movement of the balloon can be explained by

A the concept of inertia

B the concept of equilibrium of forces

C principle of conservation of energy

D principle of conservation of momentum

Ejection of air

Perlepasan udara

Movement of balloon

Pergerakan belon

Balloon

Belon

Thrust Resistant

Friction

ANSWER

1. A

2. A

3. B

4. B

5. D