Adaptive Practice
Waves
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⏱ 0:30
Easy
What is the SI unit of frequency of a wave?
Easy
Which of the following waves require a medium to propagate?
Easy
The wavelength of a wave is 2 m and its frequency is 50 Hz. What is the speed of the wave?
Medium
If the amplitude of a wave is doubled, how does its energy change?
Easy
In a transverse wave, the particles of the medium vibrate:
Easy
The time period of a wave is 0.01 s. What is its frequency?
Easy
Which of the following represents the correct relationship between wave speed (v), frequency (f), and wavelength (λ)?
Medium
A string fixed at both ends has length 1 m and supports a wave with wavelength 0.5 m. What is the harmonic number of this wave?
Medium
Two waves of the same amplitude and frequency interfere destructively. What is the amplitude of the resultant wave?
Hard
A wave traveling along a string has a speed of 20 m/s and frequency 5 Hz. What is the tension in the string if its linear mass density is 0.16 kg/m?