JEE Physics - MCQ Practice Questions

A transverse wave on a string has amplitude A, wavelength λ, and speed v. The maximum velocity of a particle is:

In Young's double slit experiment, if the distance between slits is d, distance to screen is D, and wavelength is λ, the fringe width is:

A progressive wave y = 10sin(100πt - 0.01πx) cm is given. The wavelength is:

The velocity of a transverse wave on a string depends on:

When a longitudinal wave travels through a medium, particles undergo:

In a resonance tube experiment, the first resonance length is l₁ and second is l₂. The end correction is approximately:

Two waves with intensities 4I and I interfere. The maximum intensity is:

A wave travels on a string with velocity v = 20 m/s. If the frequency is 50 Hz, what is the wavelength?

Two waves of frequencies 256 Hz and 260 Hz are produced simultaneously. What is the beat frequency?

The equation of a wave is y = 5sin(2πt/0.04 - 2πx/0.8) m. What is the wave velocity?

For a stationary wave on a string fixed at both ends of length L = 1 m, the fundamental frequency is 100 Hz. What is the velocity of the transverse wave on the string?

A tuning fork vibrates at 440 Hz. If the speed of sound is 330 m/s, what is the wavelength of sound produced?

The intensity of a sound wave at distance r from a point source varies as:

A source of frequency 500 Hz moves towards a stationary observer at 10 m/s. The speed of sound is 330 m/s. What is the apparent frequency heard by the observer?

A string of length 2 m vibrates in its third harmonic. The number of nodes (excluding ends) is:

A pipe open at both ends resonates at a frequency of 500 Hz for the fundamental mode. If it is closed at one end, the fundamental frequency becomes:

Two identical sound sources emit waves in phase. An observer is at a point where the path difference is 1.5λ. What is the phase difference?

A standing wave is formed on a string. At a node, the particle velocity is always:

A stationary observer hears a frequency of 1100 Hz from a moving source. If the source is moving towards the observer with speed 10 m/s, and the actual frequency is 1000 Hz, what is the speed of sound?

Energy of a harmonic wave is proportional to: