Three harmonic waves having equal frequency and same intensity `I_(0)` have phase angle`- phi, 0 ` & `phi` respectively.When they are superimposed internsity of the resultant wave becomes `4I_(0)`. Find `phi`

Four harmonic waves of equal freuencied and equal intensity I_(0) have phase angles 0, (pi)/(3), (2pi)/(3) and pi . When they are superposed, the intensity of the resulting wave is nI_(0) . The value of n is

Four harmonic waves of equal freuencies and equal intensity I_(0) have phase angles 0, (pi)/(3), (2pi)/(3) and pi . When they are superposed, the intensity of the resulting wave is nI_(0) . The value of n is

Four harmonic waves of equal freuencies and equal intensity I_(0) have phase angles 0, (pi)/(3), (2pi)/(3) and pi . When they are superposed, the intensity of the resulting wave is nI_(0) . The value of n is

Three waves of same intensity (I_0) having initial phases 0, pi/4 , - pi/4 rad respectively interfere at a point. Find the resultant Intensity

Three waves of same intensity (I_0) having initial phases 0, pi/4 , - pi/4 rad respectively interfere at a point. Find the resultant Intensity

Three waves of same intensity (I_0) having initial phases 0, pi/4 , - pi/4 rad respectively interfere at a point. Find the resultant Intensity

Two identical light waves having phase difference 'phi' propagate in same direction. When they superpose, the intensity of resultant wave is proportional to

Two identical light waves having phase difference 'phi' propagate in same direction. When they superpose, the intensity of resultant wave is proportional to

Three simple harmonic waves , identical in frequency n and amplitude A moving in the same direction are superimposed in air in such a way , that the first , second and the third wave have the phase angles phi , phi + ( pi//2) and (phi + pi) , respectively at a given point P in the superposition Then as the waves progress , the superposition will result in

Three simple harmonic waves , identical in frequency n and amplitude A moving in the same direction are superimposed in air in such a way , that the first , second and the third wave have the phase angles phi , phi + ( pi//2) and (phi + pi) , respectively at a given point P in the superposition Then as the waves progress , the superposition will result in