0.8Hz
5.0Hz
50.0Hz
80.0hz
Correct answer is D
f = vπ=200.25=80Hz
Water waves have a wavelength of 3.6cm and speed of 18cms−1 in deep water. If the wave...
A plane which is Inclined at an angle of 30 ° to the horizontal has a velocity ratio of...
According to Newton's law of cooling, the heat energy lost per unit area of a body depends on th...
A magnet is similar to a bipolar charged system in that...
Which of the following electromagnetic wave has the longest wavelength? ...