Theory

CH3 - KINEMATICS

A skydiver jumps from an aircraft at time $t = 0$ and falls vertically downwards. The variation with $t$ of her velocity $v$ is shown in Fig. 2.1. ...

2024 Summer

4

Theory

CH3 - KINEMATICS

A well has a depth of 36 m from ground level to the surface of the water in the well, as shown in Fig. 1.1. A student wishes to find the depth of t...

2023 Summer

4

Theory

CH3 - KINEMATICS

(a) State what is meant by the centre of gravity of an object.[1] (b) Two blocks are on a horizontal beam that is pivoted at its centre of gravity, a...

2023 Summer

5

Theory

CH3 - KINEMATICS

A trolley A moves along a horizontal surface at a constant velocity towards another trolley B which is moving at a lower constant speed in the same di...

2023 Winter

3

Theory

CH3 - KINEMATICS

A rigid uniform beam of weight $W$ is connected to a fixed support by a hinge, as shown in Fig. 2.1. A compressed spring exerts a total force of 8....

2023 Summer

3

MCQ

CH3 - KINEMATICS

A person stands on the edge of a high cliff that is next to the sea. The person throws a stone vertically upwards. Air resistance acts on the stone. ...

2022 Summer

5

MCQ

CH3 - KINEMATICS

A small glider moves along a horizontal air track as shown. At each end of the air track, the glider has a perfectly elastic collision with a fixed...

2022 Summer

5

MCQ

CH3 - KINEMATICS

A child of mass 20 kg stands on the rough surface of a sledge of mass 40 kg. The sledge can slide on a horizontal frictionless surface. One end of a ...

2022 Summer

4

Theory

CH3 - KINEMATICS

A sphere is attached by a metal wire to the horizontal surface at the bottom of a river, as shown in Fig. 2.1. The sphere is fully submerged and in...

2022 Summer

5

Theory

CH3 - KINEMATICS

(a) Define velocity. [1] (b) A constant driving force of 2400N acts on a car of mass 1200kg. The car accelerates from rest in a straight line al...

2022 Summer

6

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The SI unit for potential difference (the volt) is given, in base units, by

2010 Summer

1

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The product of pressure and volume has the same SI base units as

2010 Summer

3

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

An ion is accelerated by a series of electrodes in a vacuum. A graph of the power supplied to the ion is plotted against time.What is represented by t...

2010 Summer

1

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

A vector quantity $V$ is resolved into two perpendicular components $X$ and $Y$. The angle between $V$ and component $X$ is $\theta$. The angle betwee...

2010 Summer

1

MCQ

CH3 - KINEMATICS

The diagram shows a velocity-time graph for a vehicle. The vehicle, moving at 4.0 ms-1, begins to accelerate at time = 0. What is the vehicle's ac...

2010 Summer

2

MCQ

CH3 - KINEMATICS

A small steel ball falls freely under gravity after being released from rest. Which graph best represents the variation of the height $h$ of the ball...

2010 Summer

1

MCQ

CH4 - DYNAMICS

Two equal masses travel towards each other on a frictionless air track at speeds of $60 \text{ cm s}^{-1}$ and $40 \text{ cm s}^{-1}$. They stick toge...

2010 Summer

2

MCQ

CH4 - DYNAMICS

A brick weighing 20 N rests on an inclined plane. The weight of the brick has a component of 10 N parallel with the plane. The brick also experiences ...

2010 Summer

2

MCQ

CH4 - DYNAMICS

The diagram shows two identical spheres X and Y. Initially, X moves with speed v directly towards Y. Y is stationary. The spheres collide elastical...

2010 Summer

3

MCQ

CH5 - FORCES, DENSITY & PRESSURE

Forces of 3 N, 4 N and 5 N act at one point on an object. The angles at which the forces act can vary. What is the value of the minimum resultant for...

2010 Summer

3