Recent questions in Physics

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Figure 15 shows a setup used to study Brownian motion in liquids.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Its observed that when a liquid is heated its volume increases. Explain this observation using the kinetic theory of matter

asked Jun 21, 2021 in Physics Form 1 by anonymous

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State the meaning of the term matter

asked Jun 21, 2021 in Physics Form 1 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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Figure 13 shows a pulley system used to raise a mass of 5 kg through a height of 2 m when a force of 60N is applied. (Acceleration due to gravity g is 10ms-2)

asked Jun 21, 2021 in Physics Form 2 by anonymous

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Figure 12 shows a simple machine.

asked Jun 21, 2021 in Physics Form 2 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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Figure 10 shows a test-tube inverted and floating inside a plastie bottle containing some water. The bottle is then sealed.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Figure 9 shows a setup used by a student to investigate how a siphon works.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Figure 8 shows a bucket filled with water and tied to one end of a string which is used to whirl it in a vertical circular path with a uniform speed v.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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An object placed on the surface of water in a beaker starts to sink immediately. It is observed that it stops sinking when half of its volume is below the water surface. State the reason for this observation.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Figure 7 shows a box placed on a weighing balance. The balance is placed on the floor of a lift.

asked Jun 21, 2021 in Physics Form 1 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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Figure 5 shows a roof of a house over which wind is blowing.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Two similar containers A and B are filled with equal masses of water at the same temperature Container A is made of copper while container B is made of glass. Heat is then supplied to the containers at the same rate. State with a reason, the container in which water boils first.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Define cohesive forces.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Figure 4 shows a uniform rod AB of length 1m and weight 8N pivoted at 20 cm from one end. It is balanced by supporting it with a string attached to a fixed support.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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Figure 3 shows a traditional stool resting on a level surface.

asked Jun 21, 2021 in Physics Form 1 by anonymous

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