Physics When a light wave is reflected from a mirror, there is a change in its Wavelength Amplitude Frequency Velocity Wavelength Amplitude Frequency Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A doppler effect occurs when a source of sound moves None of these Away from you Towards you Both A & B None of these Away from you Towards you Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics Stationary wave is formed by A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction Two waves of the same speed superposing Two waves of same frequency travelling in the same direction A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction Two waves of the same speed superposing Two waves of same frequency travelling in the same direction ANSWER DOWNLOAD EXAMIANS APP
Physics Ultrasound devices operate with minimum frequency from 20kHz 45 kHz 60 kHz 35 kHz 20kHz 45 kHz 60 kHz 35 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a transverse wave? All listed here Light waves Radio waves Sound waves All listed here Light waves Radio waves Sound waves ANSWER DOWNLOAD EXAMIANS APP