Properties of Longitudinal Waves (Grade 10 NSC Matric Physical Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is a compression in a longitudinal wave?
What is a compression in a longitudinal wave?
Region where particles are closest together
What is a rarefaction in a longitudinal wave?
What is a rarefaction in a longitudinal wave?
Region where particles are furthest apart
How can wavelength be measured in a longitudinal wave?
How can wavelength be measured in a longitudinal wave?
Between consecutive compressions or rarefactions
What is the symbol and unit for frequency?
What is the symbol and unit for frequency?
measured in Hz
If a wave has a period of 0.02 s, what is its frequency?
If a wave has a period of 0.02 s, what is its frequency?
50 Hz
What happens to period if frequency increases?
What happens to period if frequency increases?
Period decreases
A wave has = 440 Hz and = 0.784 m. What is its speed?
A wave has = 440 Hz and = 0.784 m. What is its speed?
345 m⋅s⁻¹
What is the wave equation relating speed, wavelength and frequency?
What is the wave equation relating speed, wavelength and frequency?
If wave speed increases but frequency stays constant, what happens to wavelength?
If wave speed increases but frequency stays constant, what happens to wavelength?
Wavelength increases
What happens to frequency when a wave enters a new medium?
What happens to frequency when a wave enters a new medium?
Frequency remains unchanged