MCQ

CH15 - SUPERPOSITION

A loudspeaker is playing music in a room. The door to the room is open and has a width of 0.80 m. Sound waves of many different frequencies pass thro...

2024 Summer

5

MCQ

CH15 - SUPERPOSITION

A stationary sound wave is set up between a loudspeaker and a wall. A microphone is connected to a cathode-ray oscilloscope (CRO) and is moved along ...

2024 Summer

4

MCQ

CH15 - SUPERPOSITION

For a wire, Hooke's law is obeyed for a tension $F$ and extension $x$. The Young modulus for the material of the wire is $E$. Which expression repres...

2024 Summer

5

MCQ

CH15 - SUPERPOSITION

A guitar string is plucked. Which statement describes the resulting waves?

2024 Summer

4

MCQ

CH15 - SUPERPOSITION

A plane polarised wave has amplitude $A$. The wave is incident normally on a polarising filter. The transmission axis of the filter is at angle $\the...

2024 Summer

3

MCQ

CH15 - SUPERPOSITION

A stationary sound wave is formed in the air column inside a tube that is open at both ends. The stationary wave has three nodes. How many antinodes...

2024 Summer

5

MCQ

CH15 - SUPERPOSITION

Light of frequency $6.7 \times 10^{14}\, \text{Hz}$ in a vacuum is incident normally on a diffraction grating that contains $4.0 \times 10^{5}\, \text...

2024 Summer

4

MCQ

CH15 - SUPERPOSITION

The siren of a moving police car emits a sound wave with a frequency of 440 Hz. A stationary observer hears sound of frequency 494 Hz. The speed of so...

2024 Summer

3

MCQ

CH15 - SUPERPOSITION

What happens when two waves superpose at a point?

2024 Winter

4

MCQ

CH15 - SUPERPOSITION

Waves P and Q have the same amplitude. The waves meet in phase at point X and interfere to give a resultant wave with intensity $I$. The amplitude of...

2024 Winter

3

Theory

CH1 - PHYSICAL QUANTITIES & UNITS

(a) State what is meant by a $\text{scalar}$ quantity and by a $\text{vector}$ quantity. [2] (b) Complete Fig. 1.1 to indicate whether each of t...

2018 Summer

2

Theory

CH3 - KINEMATICS

(a) State what is meant by the mass of a body. [1] (b) Two blocks travel directly towards each other along a horizontal, frictionless surface. T...

2018 Summer

3

Theory

CH14 - WAVES

(a) For a progressive wave, state what is meant by (i) the period,   [1] (ii) the wavelength.   [1] (b) Fig. 4.1 shows the vari...

2018 Summer

2

Theory

CH14 - WAVES

(a) When monochromatic light is incident normally on a diffraction grating, the emergent light waves have been diffracted and are coherent. Explain w...

2018 Summer

2

Theory

CH19 - CURRENT OF ELECTRICITY

(a) Define the volt............................................................................................................... [1](b) A battery of...

2018 Summer

2

Theory

CH17 - ELECTRIC FIELDS

A $\beta^{-}$ particle from a radioactive source is travelling in a vacuum with kinetic energy 460 eV. The particle enters a uniform electric field at...

2018 Summer

3

Theory

CH1 - PHYSICAL QUANTITIES & UNITS

(a) Define force. .....................................................................................................................[1] (b) State...

2018 Summer

3

Theory

CH3 - KINEMATICS

(a) State the principle of conservation of momentum. [2] (b) A stationary firework explodes into three different fragments that move in a horizontal ...

2018 Summer

3

Theory

CH3 - KINEMATICS

A child on a sledge slides down a steep hill and then travels in a straight line up an ice-covered slope, as illustrated in Fig. 3.1. The sledge pa...

2018 Summer

3

Theory

CH14 - WAVES

(a) (i) Define the wavelength of a progressive wave.   [1] (ii) State what is meant by an antinode of a stationary wave.   [1] (...

2018 Summer

3