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

MCQ

CH4 - DYNAMICS

What is a reasonable estimate of the volume of an adult person?

2021 Summer

2

MCQ

CH14 - WAVES

Which combination of units could be used for expressing the power dissipated in a resistor?

2021 Summer

3

MCQ

CH4 - DYNAMICS

A force of 10 N and a force of 5 N act on an object. The angle between the forces is 150°. The resultant force on the object can be resolved i...

2021 Summer

3

MCQ

CH14 - WAVES

A signal of frequency 25 Hz is displayed on the screen of a cathode-ray oscilloscope. What is the time-base setting? 

2021 Summer

3

MCQ

CH2 - MEASUREMENT TECHNIQUES

A micrometer screw gauge is used to measure the diameter of a wire.The reading on the micrometer with the jaws closed is ($-0.05 \pm 0.02$) mm.The rea...

2021 Summer

1

MCQ

CH3 - KINEMATICS

A projectile is launched at an angle to the horizontal at time $t = 0$. It travels over horizontal ground, as shown. Air resistance is negligible. ...

2021 Summer

3

MCQ

CH3 - KINEMATICS

A train, initially at rest at a station, has a uniform acceleration of $0.20 \, \text{m} \, \text{s}^{-2}$ until it reaches a speed of $20 \, \text{m}...

2021 Summer

2

MCQ

CH4 - DYNAMICS

A rocket is fired from the Earth into space. Newton’s third law of motion describes how forces act in pairs. One of the forces of a pair is the...

2021 Summer

2

MCQ

CH4 - DYNAMICS

The graph shows how quantity $P$ varies with quantity $Q$ for a body falling vertically downwards in a uniform gravitational field with air resistance...

2021 Summer

3

MCQ

CH4 - DYNAMICS

Which quantities are conserved in an inelastic collision?

2021 Summer

1