Two identical sinusoidal waves each of amplitude 10 mm with a phase difference of `90^(@)` are travelling in the same direction in a string. The amplitude of the resultant wave is

Two identical sinusoidal waves each of amplitude 5 mm with a phase difference of pi//2 are traveling in the same direction in a string. The amplitude of the resultant wave (in mm) is

Two waves of equal amplitude A, and equal frequency travel in the same direction in a medium. The amplitude of the resultant wave is

Two waves of equal amplitude A, and equal frequency travel in the same direction in a medium. The amplitude of the resultant wave is

Two waves of equal amplitude A, and equal frequency travel in the same direction in a medium. The amplitude of the resultant wave is

Three waves of amplitudes 7 mm, 3 mm and 11 mm with a successive phase difference of (pi)/(2) are super - imposed. The amplitude of the resulting wave will be

Three waves of amplitudes 7 mm, 3 mm and 11 mm with a successive phase difference of (pi)/(2) are super - imposed. The amplitude of the resulting wave will be

Two sinusoidal wave having the same frequency and travelling in the same direction are combined. What is the amplitude of the resultant motion if their amplitudes are 3cm and 4cm and they differ in phase by pi//2 radian?

Two sinusoidal waves of the same period, with amplitudes of 5.0 and 7.0 mm, travel in the same direction along a stretched string, they produce a resultant wave with an amplitude of 10.0 mm. The phase constant of the 5.0mm wave is 0. What is the phase constant of the 7.0mm wave?

Two waves of same amplitude a and frequency v and having a phase difference of pi//2 radian, are superposed. The amplitude of resultant wave is

Two waves of same amplitude a and frequency v and having a phase difference of pi//2 radian, are superposed. The amplitude of resultant wave is