Physics Home UF1

The density of a substance is 10 598 kg m⁻³. State the density in g cm⁻³.

• 0.10598

• 1.0598

• 10.598

• 105.98

Which of the following physical quantities is not a vector quantity?

• Force

• Momentum

• Pressure

• Acceleration

The can rolls over twice. What is the circumference (distance all round) of the can?

• 13 cm

• 14 cm

• 26 cm

• 28 cm

Diagram shows the scale of a micrometer screw gauge. Which reading is shown?

• 5.64 mm

• 7.14 mm

• 7.16 mm

• 7.64 mm

Diagram shows the width of an object measured by a pair of vernier caliper. What is the width of the object?

• 6.48 cm

• 6.49 cm

• 7.28 cm

• 7.48 cm

Which of the following graphs shows that P is inversely proportional to Q?

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Which of the following about the zero error is true?

• Can be positive or negative.

• Can be eliminated by repeating the measurement and obtaining the average value.

• Will become bigger if the range of the scale is bigger.

• Will become bigger when the reading is bigger.

Diagram shows a ticker tape for the movement of a trolley. If the frequency for one tick is 50 Hz, calculate the acceleration of the trolley.

• 25 cm s⁻²

• 7 500 cm s⁻²

• 1 500 cm s⁻²

• 1 250 cm s⁻²

Diagram shows a graph of acceleration, a, of a toy car, against time, t. The toy car moves from rest.

Determine the distance traveled in the first 8 seconds.

• 0.375 m

• 24 m

• 96 m

• 192 m

Both trolley carry identical wooden blocks R and S.

What will happen to the wooden block R and S when trolley P collides with stationary trolley Q?

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