WAVE

Izatul Husna
Quiz by Izatul Husna, updated more than 1 year ago
Izatul Husna
Created by Izatul Husna over 6 years ago
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Resource summary

Question 1

Question
A pendulum is oscillating with amplitude 2cm and frequency 1.5Hz. Which of the following graphs correctly shows the displacement of the pendulum bob against time?

Question 2

Question
Which of the following quantities will decrease when an oscillating system undergoes damped oscillation?
Answer
  • Speed
  • Amplitude
  • Frequency
  • Wave length

Question 3

Question
Damping of an oscillating system is due to
Answer
  • the system is losing energy to the surrounding.
  • the system has been set up wrongly.
  • the system is not oscillating in vacuum

Question 4

Question
A force oscillation is
Answer
  • A system oscillates with maximum amplitude.
  • A system oscillates with decreasing amplitude.
  • A system oscillates with the help of an external force.
  • A system oscillates without any external force act on it.

Question 5

Question
When an oscillating spring reaches resonance state, it
Answer
  • Stop oscillates.
  • Experiencing damped oscillation.
  • Oscillates with maximum amplitude.
  • Oscillates with higher frequency.

Question 6

Question
The natural frequency of a spring is f Herz. Resonance happens if the frequency of the external force that applied on it is
Answer
  • 0.5f Hz
  • f Hz
  • 2f Hz
  • 4f Hz

Question 7

Question
Five pendulums are hung at a wire PQ. The pendulum X is displaced and then released. Which of the other pendulum will oscillate with greatest amplitude?
Answer
  • Pendulum A
  • Pendulum B
  • Pendulum C
  • Pendulum D

Question 8

Question
A thin piece of glass is broken when a soprano is singing with a high pitch. This probably is caused by a physics phenomena called
Answer
  • Diffraction
  • Interference
  • Damping
  • Resonance

Question 9

Question
It is observed that a car will vibrate intensely at a particular speed. This is probably due to
Answer
  • Inertia
  • Resonance
  • Damping
  • Diffraction

Question 10

Question
A water wave is produced from a source of frequency 25 Hz. If the wavelength is 0.8 cm, what is the velocity of propagation of the water wave?
Answer
  • 0.2m
  • 20m
  • 31.25m
  • 3.125m

Question 11

Question
Which of the following quantities will cause the amplitude of a wave changes?
Answer
  • Type of the wave
  • Energy of the wave
  • Wavelength of the wave
  • Frequency of the wave

Question 12

Question
The wavelength of a propagating wave is not affected by
Answer
  • the frequency of the wave
  • the velocity of the wave
  • the energy of the wave
  • the medium of wave that propagates

Question 13

Question
The figure above shows a transverse wave. The wavelength of the wave is equal to

Question 14

Question
The main difference between transverse wave and longitudinal wave is
Answer
  • The wave pattern
  • The direction of the vibration of the particles in the wave
  • Transverse wave propagates faster than longitudinal wave.
  • Transverse wave can travels in vacuum while longitudinal wave cannot

Question 15

Question
Which of the following waves is longitudinal wave?
Answer
  • Microwave
  • Light wave
  • Sound wave
  • Radio wave

Question 16

Question
The figure above shows the simulation of longitudinal wave by using a slinky spring. What is the wavelength of the longitudinal wave?
Answer
  • 15cm
  • 10cm
  • 5cm
  • Can't be determined from the diagram

Question 17

Question
The figure above shows the simulation of transverse wave by using a slinky spring. What is the wavelength of the transverse wave?
Answer
  • 25cm
  • 20cm
  • 5cm
  • 12.5cm

Question 18

Question
Figure above shows the pattern of wavefronts produced by bob dipper at a frequency of 25Hz in a ripple tank. Find the speed of the wave.
Answer
  • 5m
  • 0.05m
  • 1.25m
  • 0.3m

Question 19

Question
In a ripple tank experiment, waves are produced at the RATE of 24 waves per second and the distance between 5 successive ripples is 20cm. The experiment is repeated by changing the frequency of the vibrator, and the new distance between 5 successive ripples is 12cm. What is the new frequency of the vibrator?
Answer
  • 100Hz
  • 60Hz
  • 20Hz
  • 40Hz

Question 20

Question
The end coil of a slinky spring is connected to a motor which is moving forward and backward at a frequency of 4Hz. Given that the distance between four successive rarefactions is 60cm. What is the speed of the speed of wave produced?
Answer
  • 2.4 ms-1
  • 0.8 ms-1
  • 2.5 ms-1
  • 1.0 ms-1

Question 21

Question
A sound wave of wavelength 4mm travels in air at a frequency of 6.0 × 104 Hz. Find the time take by the wave to travel 60m
Answer
  • 1 s
  • 0.5 s
  • 0.25 s
  • 0.8 s
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