Pearson Edexcel International GCSE (9–1) · PHYSICS · Chapter
Properties of Waves
122 practice questions
Topics covered
Practice questions
51–60 of 122
Question 51
4 marks · Normal
Answer and see the solution →The following diagram shows a wave travelling along a rope.
Wave on a rope (a)[2 marks]Label the wavelength and amplitude on the diagram.
(b)[1 mark]Which point on this wave shows the maximum positive displacement from the equilibrium position? State its letter.
(c)[1 mark]What is the name of this maximum point?
Question 52
4 marks · Normal
Answer and see the solution →A loudspeaker produces a sound wave with a frequency of 450 Hz. Each wave has a time period of 0.0022 seconds.
(a)[1 mark]State the equation relating frequency and time period for a wave.
(b)[2 marks]Using the equation, calculate the frequency expected if the time period is 0.0022 s.
(c)[1 mark]Suggest why the calculated frequency and measured frequency might not match exactly.
Question 53
1 mark · Easy
Answer and see the solution →State the equation that links wave speed (), frequency (), and wavelength ().
Question 54
2 marks · Easy
Answer and see the solution →A light wave has a frequency of 5.0 × 10 Hz and a wavelength of 6.0 × 10 m. Calculate the speed of the wave.
Question 55
1 mark · Easy
Answer and see the solution →State the relationship between frequency () and time period () for a wave.
Question 56
2 marks · Easy
Answer and see the solution →A water wave has a time period of 0.2 s. Calculate its frequency.
Question 57
2 marks · Easy
Answer and see the solution →What happens to the wavelength of a wave if its frequency is halved, but its speed stays the same? Explain your answer.
Question 58
3 marks · Easy
Answer and see the solution →A sound wave travels in air at a speed of 340 m/s.
(a)[2 marks]Calculate the wavelength if the frequency is 850 Hz.
(b)[1 mark]State the unit for wavelength.
Question 59
3 marks · Easy
Answer and see the solution →A radio wave travels at 3.0 × 10 m/s. The wavelength is 1500 m.
(a)[2 marks]Calculate the frequency of the radio wave.
(b)[1 mark]State whether this wave is an example of an electromagnetic or a sound wave.
Question 60
1 mark · Easy
Answer and check →Which of the following pairs could describe a wave with a speed of 16 m/s?
- A.frequency = 4 Hz, wavelength = 4 m
- B.frequency = 2 Hz, wavelength = 8 m
- C.frequency = 8 Hz, wavelength = 4 m
- D.frequency = 2 Hz, wavelength = 4 m