Superposition Principle & Standing Waves: JEE Questions & Solutions

Two loudspeakers (L1 and L2) are placed with a separation of 10 m, as shown in the figure. Both speakers are fed with an audio input signal…

In an open organ pipe 3 and 6 are 3rd and 6th harmonic frequencies, respectively. If 6 - 3 = 2200 Hz, then the length of the pipe is 1cm…

The fifth harmonic of a closed organ pipe is found to be in unison with the first harmonic of an open pipe. The ratio of lengths of closed…

A closed organ and an open organ tube filled by two different gases having the same bulk modulus but different densities 1 and 2,…

The amplitude and phase of a wave that is formed by the superposition of two harmonic travelling waves, y1(x, t) = 4 (kx - t) and y2(x, t)…

In a closed organ pipe, the frequency of the fundamental note is 30 Hz. A certain amount of water is now poured in the organ pipe so that…

The fundamental frequency of a closed organ pipe is equal to the first overtone frequency of an open organ pipe. If the length of the open…

Two simple harmonic waves having equal amplitudes of 8 cm and equal frequency of 10 Hz are moving along the same direction. The resultant…

The displacement equations of two interfering waves are given by y1 = 10 ( t + 3) cm, y2 = 5 [ ( t) + 3 ( t)] cm. The amplitude of the…

An organ pipe 40 cm long is open at both ends. The speed of sound in air is 360 m/s. The frequency of the second harmonic is:

A wire of density 8 10^3 kg/m^3 is stretched between two clamps 0.5 m apart. The extension developed in the wire is 3.2 10^-4 m. If Y = 8…

For a certain organ pipe, the first three resonance frequencies are in the ratio of 1:3:5 respectively. If the frequency of the fifth…

Section – B In an experiment with sonometer when a mass of 180 g is attached to the string, it vibrates with fundamental frequency of 30…

The fundamental frequency of vibration of a string stretched between two rigid supports is 50 Hz. The mass of the string is 18 g and its…