Will there be Doppler effect, when the direction of motion of the source or observer is perpendicular to the direction of propagation of sound ?

Doppler Effect in Sound

A force acts perpendicular to the direction of motion of a body. What is work done?

Doppler Effect In Refelected Sound

Doppler’s effect can be observed for -

Doppler's effect in sound is due to

A perpendicular drawn to the wavefront in the direction of propagation of light is

Discuss the motion of a charged particle when subjected to a uniform magnetic field, when the direction of motion of the particle makes an angle phi with the direction of magnetic field.

Force acting on a particle does some work only when force has a component along the direction of motion of particle, force has a component opposite to direction of motion of particle force has a component perpendicular to direction of motion of particle. IV. force is not able to move the particle. Which of the following statement(s)) is/are correct?