When a sound wave passes from air into water its
When a sound wave passes from air into water its
speed and frequency increases but its wavelength remains the same
speed and wavelength increases but its frequency remains the same
speed decreases
speed increases but its frequency and wavelength decreases
Correct answer is B
No explanation has been provided for this answer.
Which of the following is a fundamental unit? ...
If the angle between two vector P and Q is Oo, the vectors are said to...
The frequency of the wave in the diagram above is ...
During a training session, two footballers pass a ball repeatedly between each other. The 'to an...
If the temperature of a resistance wire is gradually increased, its resistance will ...