Two waves are said to be coherent, if they have (a) same phase but different amplitude (b) same ...

Channel:
PW Solutions
Subscribers:
451,000
Published on ● Video Link: https://www.youtube.com/watch?v=8AywSUsFAv8


Duration: 2:11
1 views
0

Two waves are said to be coherent, if they have
(a) same phase but different amplitude
(b) same frequency but different amplitude
(c) same frequency, phase \& amplitude
(d) different frequency, phase and amplitude
ЁЯУ▓PW App Link - https://bit.ly/YTAI_PWAP
ЁЯМРPW Website - https://www.pw.live



Other Videos By PW Solutions


2022-11-19Which of the following is a contradiction? (A) \( p \vee q \) (B) \( p \wedge q \) (C) \( p \vee...
2022-11-19Beats is a phenomenon which arises from \( \ldots \ldots \ldots \) of waves (a) reflection (b) d...
2022-11-19The essential condition for the formation of beats is (a) difference in frequencies of two sourc...
2022-11-19The notes of frequencies which are integral multiple of the fundamental frequencies are called (...
2022-11-19Which of the following changes at an antinode in a stationary wave? (a) Density only (b) Pressur...
2022-11-19The equation \( y=a \sin \frac{2 \pi}{\lambda}(v t-x) \) is expression for (a) stationary wave o...
2022-11-19Consider the three waves \( \mathrm{z}_{1}, \mathrm{z}_{2} \) and \( \mathrm{z}_{3} \) as \[ \be...
2022-11-19A travelling wave reflected at an open boundary undergoes a phase change of (a) \( \pi \) (b) 0 ...
2022-11-19Shock waves are produced by objects (a) carrying electric charge and vibrating (b) vibrating wit...
2022-11-19A progressive wave \( \mathrm{y}=\mathrm{A} \sin (\mathrm{kx}-\omega \mathrm{t}) \) is reflected...
2022-11-19Two waves are said to be coherent, if they have (a) same phase but different amplitude (b) same ...
2022-11-19If the intensities of two interfering waves be \( \mathrm{I}_{1} \) and \( \mathrm{I}_{2} \), th...
2022-11-19рдордж рдЪрдХреНрд░ рдЧреНрд░рджрд░реНрд╢рд┐рдд рдХрд░рдиреЗ рд╡рд╛рд▓рд╛ рдЬреАрд╡ рд╣реИ - (A) рднреЗрдб (B) рдЧрд╛ (C) рдХреБрддреНрддрд╛ (D) рдЗрдирдореЗрдВ рд╕реЗ рд╕рднреАред
2022-11-19When temperature increases, the frequency of a tuning fork (a) increases (b) decreases (c) remai...
2022-11-19The equation of plane progressive wave motion is \( y=a \sin \frac{2 \pi}{\lambda}(v t-x) \). Ve...
2022-11-19The rate of transfer of energy in a wave depends (a) directly on the square of the wave amplitud...
2022-11-19Of the following, the equation of plane progressive wave is (a) \( \mathrm{y}=\mathrm{r} \sin \o...
2022-11-19In ordinary talk, the amplitude of vibration is approximately (a) \( 10^{-12} \mathrm{~m} \) (b)...
2022-11-19Phon is unit of (a) wavelength (b) loudness (c) frequency
2022-11-19Standing waves in a string are due to (a) beats (b) reflection of waves (c) interference of wave...
2022-11-19The SI unit of propagation constant \( k \) is (a) \( \mathrm{rad} \mathrm{m}^{-1} \) (b) \( \ma...


Tags:
pw