Which property of a wave remains constant when the wave t...
Which property of a wave remains constant when the wave travels from one medium into another?
Amplitude
Wavelength
Velocity
Frequency
Correct answer is D
Frequency remains unchanged as waves travel from one medium to another because it is characterized by the source of the wave.
Calculate the energy stored in 20μF capacitor if the potential difference between the plates is 4...
Which of the following optical instruments does not depend on the use of plane mirrors? ...
The general gas law can be written as ...
For semi conductor to have negative temperature coefficient of resistance implies that ...