Theory

CH14 - WAVES

A stretched string PQ has length 1.2 m. One end of the string is attached to a vibration generator and the other end is attached to a wall, as shown i...

2024 Summer

5

Theory

CH14 - WAVES

(a) By reference to the direction of transfer of energy, state what is meant by a longitudinal wave.  [1] (b) A vehicle travels at constant spee...

2021 Winter

5

MCQ

CH14 - WAVES

A longitudinal wave travels through a long spring. The spring is shown at one instant. What is the wavelength of the wave? 

2021 Winter

4

MCQ

CH14 - WAVES

A stationary sound wave is formed in a pipe that is closed at one end and open at the other end. The wave has two antinodes. One of these antinodes is...

2021 Winter

5

Theory

CH14 - WAVES

(a) State what is meant by $\textit{work done}$.  [1] (b) A diver releases a solid sphere of radius 16 cm from the sea bed. The sphere moves ver...

2018 Summer

6

MCQ

CH14 - WAVES

A transverse wave travels along a rope. The graph shows the variation of the displacement of the particles in the rope with distance along it at a par...

2017 Summer

3

MCQ

CH14 - WAVES

What is the order of magnitude of the frequencies of electromagnetic waves in the visible spectrum?

2017 Winter

4

MCQ

CH14 - WAVES

Three different electromagnetic waves P, Q and R have the frequencies shown. Which row identifies P, Q and R?

2017 Summer

4

MCQ

CH14 - WAVES

The graph shows how the displacement of a particle in a wave varies with time. Which statement is correct?

2010 Winter

4

Theory

CH14 - WAVES

(a) Explain the main principles behind the use of ultrasound to obtain diagnostic information about internal body structures.   [4] (b) Dat...

2009 Summer

4

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which is an SI base unit?

2015 Summer

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which pair contains one vector and one scalar quantity?

2015 Summer

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

When a constant braking force is applied to a vehicle moving at speed $v$, the distance $d$ moved by the vehicle in coming to rest is given by the exp...

2015 Summer

4

MCQ

CH2 - MEASUREMENT TECHNIQUES

A whale produces sound waves of frequency 5 Hz. The waves are detected by a microphone and displayed on an oscilloscope. What is the time-base setting...

2015 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

The angular deflection of the needle of an ammeter varies with the current in the ammeter as shown in the graph. Which diagram could represent the ap...

2015 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

The strain energy $W$ of a spring is determined from its spring constant $k$ and extension $x$. The spring obeys Hooke's law and the value of $W$ is c...

2015 Summer

2

MCQ

CH3 - KINEMATICS

A sphere is released and falls. Its initial acceleration reduces until it eventually begins to travel at constant terminal velocity. Which displacemen...

2015 Summer

3

MCQ

CH3 - KINEMATICS

An insect jumps with an initial vertical velocity of 1.0 $\text{m s}^{-1}$, reaching a maximum height of 3.5 $\times 10^{-2} \text{m}$. Assume the dec...

2015 Summer

2

MCQ

CH3 - KINEMATICS

A body having uniform acceleration $a$ increases its velocity from $u$ to $v$ in time $t$. Which expression would not give a correct value for the bo...

2015 Summer

4

MCQ

CH4 - DYNAMICS

What is a reasonable estimate of the average gravitational force acting on a fully grown woman standing on the Earth?

2015 Summer

2