The periodic rise and fall in the intensity of sound prod...
The periodic rise and fall in the intensity of sound produced whn two notes of nearly equal frequencies are sounded together is called?
doppler effect
beat
interference
resonance
Correct answer is B
beat, in physics, the pulsation caused by the combination of two waves of slightly different frequencies
One major reason why electrical appliances in homes are normally earthed is that the----------- ...
The velocity ratio of an inclined plane where angle of inclination in θ is ...
Nuclear fission is preffered to nuclear fusion in the generation of energy because ...
What is the effective capacitance in the circuit? ...
A transverse wave can be distinguished from a longitudinal wave by ...