Form Four - Miscellaneous Quiz 2

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🕰️ Duration: 15 minutes

❓ Number of Questions: 2

⏰ Time Remaining: 15:00

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A density bottle has mass of 70g when empty, 90g when full of water and 94g when full of a liquid, the relative density of the liquid is;-

A. 0.34 B. 0.83 C. 0.96 D. 1.04 E. 1.2

A force of 40N is necessary to extend a spring by 20mm. If a mass of 0.5kg is attached to the lower end of the spring, what will be the extension of the spring in mm?

A. 0.20 B. 1.00 C. 2.50 D. 5.00 E. 10.00

A block rests on the horizontal surface. A girl says that the friction between the block and the surface depends on;-

1. Surface area in contact
2. Nature of the surfaces
3. Weight of the block

Which of A, B, C, D, E is correct?

A. 1, 2 and 3 B. 2 and 3 C. 1 and 2 D. 1 and 3 E. 2 only

In a process of charging by induction in static electricity;-

A. a conductor is rubbed with an insulator B. a charge is produced by friction C. negative and positive charges are separated D. a positive charge induces a positive charge E. electrons are sprayed into an object

To test a piece of metal to determine whether it was a magnet or not, one would see if it

A. attract steel filings B. repel a metal bar C. attract a magnet D. repel a known magnet E. remain stationary

A mass is projected upwards with a velocity of 10m/s, what is the maximum height reached in metre?

A. 1 B. 5 C. 10 D. 20 E. 100

Which of these resources of energy is non-renewable?

A. Wave energy B. Biofuels C. Radiant energy D. Fossil fuel E. Geothermal energy

At which position will the object be placed for a concave mirror to form virtual, magnified and erect image behind the mirror?

A. Between the principal focus (F) and the pole (P) in front of the mirror. B. Between the principal focus (F) and the pole (P) behind the mirror C. Between the centre of curvature (C) and the principal focus (F) in front of the mirror D. Between the centre of curvature (C) and the principal focus (F) behind the mirror E. Between the centre of curvature (C) and the pole (P) in front of the mirror

A students wishes to check upper fixed point and lower fixed point on Celsius scale thermometer. The students has four beakers 1, 2, 3 and 4

1. Contains a mixture of ice and salt
2. Contains a mixture of ice and water
3. Contains a mixture of boiling salt solution and
4. Contains boiling water

Which beakers should a student used to check the fixed points?

A. 1 and 3 B. 1 and 4 C. 2 and 4 D. 2 and 3 E. 4 and 3

The layer in the atmosphere where weather phenomena are formed is;-

A. stratosphere B. magnetosphere C. troposphere D. thermosphere E. exosphere