Theory

CH5 - FORCES, DENSITY & PRESSURE

(a) Define the $\emph{torque}$ of a couple.   [2] (b) A torque wrench is a type of spanner for tightening a nut and bolt to a particular to...

2009 Summer

MCQ

CH5 - FORCES, DENSITY & PRESSURE

What is the centre of gravity of an object?

2009 Winter

MCQ

CH5 - FORCES, DENSITY & PRESSURE

The diagrams show two ways of hanging the same picture. In both cases, a string is attached to the same points on the picture and looped symmetrica...

2009 Winter

MCQ

CH5 - FORCES, DENSITY & PRESSURE

The diagram shows two pulley wheels connected by a belt. Wheel Q is driven by a motor and rotates clockwise at a constant rate. Wheel Q puts tensio...

2009 Winter

MCQ

CH5 - FORCES, DENSITY & PRESSURE

The diagram shows an ice cube floating in water. Both the ice cube and the water are at 0°C. Which statement correctly compares the molecular ...

2009 Winter

MCQ

CH5 - FORCES, DENSITY & PRESSURE

In the kinetic model of gases, what is pressure equal to?

2009 Winter

MCQ

CH5 - FORCES, DENSITY & PRESSURE

A rectangular metal bar exerts a pressure of 15 200 Pa on the horizontal surface on which it rests. If the height of the metal bar is 80 cm, what is ...

2009 Winter

Theory

CH5 - FORCES, DENSITY & PRESSURE

(a) (i) State one similarity between the processes of evaporation and boiling.   [1] (ii) State two differences between the processes of ev...

2009 Winter

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

MCQ

CH5 - FORCES, DENSITY & PRESSURE

An object, immersed in a liquid in a tank, experiences an upthrust. What is the physical reason for this upthrust?

2010 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which pair of quantities contains one vector and one scalar quantity?

2013 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

One property Q of a material is used to describe the behaviour of sound waves in the material. Q is defined as the pressure P of the sound wave divide...

2013 Summer

MCQ

CH3 - KINEMATICS

A cannon fires a cannonball with an initial speed $v$ at an angle $\alpha$ to the horizontal. Which equation is correct for the maximum height $H$ re...

2013 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

A wave has a frequency of 5 GHz. What is the period of the wave?

2013 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

In an experiment to determine the acceleration of free fall $g$, the period of oscillation $T$ and length $l$ of a simple pendulum were measured. The ...

2013 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

The Y-input terminals of a cathode-ray oscilloscope (c.r.o.) are connected to a supply of amplitude 5.0 V and frequency 50 Hz. The time-base is set at...

2013 Summer

MCQ

CH3 - KINEMATICS

A body is released from rest and falls vertically in air of constant density. Which statement about the motion of the falling body is correct?

2013 Summer

MCQ

CH3 - KINEMATICS

A goods train passes through a station at a steady speed of 10 m s$^{-1}$. An express train is at rest at the station. The express train leaves the st...

2013 Summer

MCQ

CH3 - KINEMATICS

A car is stationary at traffic lights. When the traffic lights go green, the driver presses down sharply on the accelerator. The resultant horizontal ...

2013 Summer

MCQ

CH4 - DYNAMICS

Which of the following is a statement of the principle of conservation of momentum?

2013 Summer