Recent questions in Physics

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A body weighs 600N on the surface of the earth and 450N on the surface of another planet. Calculate the value of g in that planet (g on the earth = 10 N/Kg)

asked Aug 6, 2021 in Physics Form 1 by anonymous

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1 answer

A small drop of oil has a volume of 5 x 10-8m3. When it is put on a surface of some clean water, it forms a circular film of 0.1m2 in area.

asked Aug 6, 2021 in Physics Form 1 by anonymous

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1 answer

The figure below shows the change in volume of water in a measuring cylinder when an irregular solid is immersed in it.

asked Aug 6, 2021 in Physics Form 1 by anonymous

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2 answers

Draw a vernier caliper scale to show a reading of 3.36cm

asked Aug 6, 2021 in Physics Form 1 by anonymous

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1 answer

The figure below shows a transverse wave travelling along the horizontal axis

asked Aug 6, 2021 in Physics Form 2 by anony mous

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1 answer

The table shows the object distance, u, and the corresponding image distance v, for an object placed in front of a concave mirror.

asked Aug 6, 2021 in Physics Form 2 by anony mous

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1 answer

The following figue shows an object, O, 3cm high placed in front of a concave mirror. C is the centre of curvature mirror. C is the centre of curvature of the mirror.

asked Aug 6, 2021 in Physics Form 2 by anony mous

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4 answers

A person stands between two vertical cliffs 400m from the nearer cliff. The cliffs are x distance apart. Every time the person strikes the rock once, two echoes are heard, the first one after 2.5s and the second one 2.0 s later. Calculate

asked Aug 5, 2021 in Physics Form 2 by anony mous

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1 answer

The following figure shows a transverse wave travelling along the x-axis.

asked Aug 5, 2021 in Physics Form 2 by anony mous

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1 answer

A car of mass 2000kg travelling at 5ms−1 collides with a minibus of mass 5000kg travelling in the opposite direction at 7ms−1. The vehicles stick and move together after collision. If the collision lasts for 0.1seconds;

asked Aug 5, 2021 in Physics Form 3 by anony mous

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1 answer

A ball rolls off a platform of height 1.8m at a horizontal speed of 15 ms−1. How far off the edge of the platform does it land?

asked Aug 5, 2021 in Physics Form 3 by anony mous

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1 answer

The following figure shows velocity –time graph for the journey of a car in 100minutes.

asked Aug 5, 2021 in Physics Form 3 by anony mous

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1 answer

A force of 2.0N compresses a spring by 1.0mm. Determine the energy stored in the spring

asked Aug 5, 2021 in Physics Form 2 by anony mous

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1 answer

A stone is tied to a string and whirled in a horizontal circle at a constant speed. In which direction is the stone being accelerated at each point of its path?

asked Aug 5, 2021 in Physics Form 4 by anony mous

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1 answer

The diagram below shows two identical iron rods, one is placed on a wooden block and the other on a metal block. The ends of the rods are heated as shown.

asked Aug 5, 2021 in Physics Form 1 by anony mous

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1 answer

A force of 3500N acts on a stationary body of mass 20kg for 0.02 seconds. Calculate the velocity attained by the body

asked Aug 5, 2021 in Physics Form 3 by anony mous

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1 answer

Explain why mercury forms a convex meniscus and water a concave meniscus in a tube

asked Aug 5, 2021 in Physics Form 1 by anony mous

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1 answer

A balloon of volume 1.5cm3 containing helium gas at a pressure of 3.0 x 106pa is released from the ground when the temperature is 20°C. What will be the pressure when it reaches a point where the volume becomes 3.0m and the temperature 5°C

asked Aug 5, 2021 in Physics Form 1 by anony mous

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1 answer

A bullet traveling at a speed of 100ms−1 strikes a wall and penetrates 2cm. How long does the bullet take to stop after striking the wall?

asked Aug 5, 2021 in Physics Form 3 by anony mous

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1 answer

When a piece of metal is place in water it sinks. But when the same piece of metal is placed on a block of wood it floats explain the observation

asked Aug 5, 2021 in Physics Form 4 by anony mous

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