Recent questions in Physics Form 3

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The figure below shows two waveforms representing the same wave motion.

asked Jul 7, 2021 in Physics Form 3 by anonymous

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Explain why the moon is said to be accelerating when revolving around the earth at constant speed

asked Jul 7, 2021 in Physics Form 3 by anonymous

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Distinguish between elastic and inelastic collisions.

asked Jul 7, 2021 in Physics Form 3 by anonymous

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A railway truck of mass 4000 kg moving at 3 m/s collides with a stationary truck of mass 2000 kg. The couplings join and the trucks move off together. Calculate their common velocity after collision.

asked Jul 7, 2021 in Physics Form 3 by anonymous

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Figure 4 shows circular water waves incident on a plane reflector placed at an angle to the path of the waves.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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Figure 14 shows a setup that can be used to determine the specific latent heat of vaporisation of water. A beaker containing some water was placed on a weighing balance and an immersion heater rated 500 W immersed in the water.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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A fixed mass of gas initially at 20°C is heated at constant pressure until its volume doubles. Determine its final temperature.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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Figure 11 shows a setup that can be used to verify Charles' Law.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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It is observed that when methylated spirit is poured on the palm, the palm feels colder as it dries up. Explain this observation.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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Figure 6 shows the velocity-time graph of the motion of a stone thrown vertically upwards.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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2 answers

State the kinetic theory of gases.

asked Jun 21, 2021 in Physics Form 3 by anonymous

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