PHYSICS PAPER 1 FORM 4 (REVISION)

What is the S.I unit for density?

• g cm³

• g cm^–3

• kg m³

• kg m–3

Which value is equal to 3 500 000 W?

• 3.5 kW

• 3.5 MW

• 35 kW

• 35 MW

Which of the following is a vector quantity?

• Energy

• Force

• Mass

• Speed

Diagram below shows a stationary object when forces F₁, F₂, F₃ and F₄ are applied. Which statement is correct ?

• F₁ > F₂

• F₁ < F₂

• F₃ = F₄

• F₄ > F₃

Which phenomenon shows the effect of inertia?

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Diagram below shows Ali stands at O. He walks towards A, then moves towards B and stops at B.

What is the displacement of Ali ?

• 2 m towards west

• 5 m towards east

• 7 m towards east

Diagram below shows two trolleys before and after collision.

What is the velocity of both trolleys after collision?

• 0.60 m s^–1

• 0.83 m s^–1

• 1.20 m s^–1

• 2.00 m s^–1

Diagram below shows a woman pushing a trolley.

What is the total downward force?

• F_y + mg

• F_y + F

• F – F_x

• F + mg

Diagram below shows a velocity-time graph of a bus with passengers on board.

After 10 minutes, the driver steps on the brake pedal to stop the bus.

What is the velocity of the passengers immediately after the brake is applied?

• 0 m s^–1

• 2 m s–1

• 6 m s^–1

• 72 m s^–1

Diagram below shows a mango falling from a tree.

Which acceleration-time graph represents the motion of the mango?

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