Force Questions and Answers

0 votes

1 answer

The diameter of cylinder A in figure 3 is double that of cylinder B

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

0 votes

1 answer

A wooden block resting on a rough surface is pulled by applying a horizontal force F as shown in figure figure .

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

0 votes

1 answer

Light helical spring obeying Hooke’s Law was attached to a fixed support. When a 5N load was hung on it, the length of the spring was 160mm. when a 10N load was hung on it the length became 200mm. determine

asked Jul 29, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

The figure below shows a pulley system.

asked Jul 29, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

A heavy log lying on the ground requires more energy to start moving than the same log which is already in motion. Explain why.

asked Jul 29, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

Lycopodium is lightly sprinkled on a clean water surface in a large tray. A red hot needle is plunged into the centre of the water surface. State and explain the observation made.

asked Jul 29, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

A wooden block of mass 2kg is placed on a horizontal surface. A horizontal force of 14N is exerted on it which makes it to accelerate at 5ms-1.

asked Jul 29, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

A lorry of weight 20000N is brought to rest on a uniform bridge, by applying brakes, as shown in the figure below. The weight of the bridge is 60000N and is 20m long. It is supported at P and Q. calculate the reactions at P and Q.

asked Jul 29, 2021 in Physics Form 1 by anonymous

0 votes

2 answers

A barrel is rolled up a ramp of 6m long, The barrel weighs 400N and is raised through a height of 1.5m. If a force of 120N is applied parallel to the inclined plane, calculate.

asked Jul 13, 2021 in Physics Form 1 by anony mous

0 votes

1 answer

The diagram below shows a suspended uniform beam of weight 4N in equilibrium under the action of the force shown. The weight of the magnet is 8N.

asked Jul 13, 2021 in Physics Form 1 by anony mous

0 votes

1 answer

A body of mass 5 kg is ejected vertically to a height of 7.2 m from the ground when a force acts on it for 0.1s. Calculate the force used to eject the body.

asked Jul 7, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

Figure below shows a uniform plank of weight 20N and length 1.0m balanced by a 0.5kg mass at a distance x from the pivot point O.

asked Jul 7, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

You are provided with the following:- A block of wood A spring balance Thin thread Overflow can A small measuring cylinder Some liquid With the aid of a labeled diagram an experiment to the law of floatation

asked Jul 7, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

Under a driving force of 3000 N, a car of mass 1200 kg has an acceleration of 1.3 m/s2. Find the frictional resistance acting in the car.

asked Jul 7, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

A metallic box weighs 188N and measures 10cm by 30 cm by 8 cm. Determine the maximum pressure it can exert when lying on one of its surfaces.

asked Jun 21, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

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

0 votes

1 answer

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

0 votes

1 answer

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

0 votes

1 answer

Define cohesive forces.

asked Jun 21, 2021 in Physics Form 1 by anonymous

0 votes

1 answer

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

Page:

...