A train is moving with a constant speed along a circular track. The engine of the train emits a sound of frequency f. The frequency heard by the guard at the rear end of the train.

A train of length l is moving with a constant speed upsilon along a circular track of radius R . The engine of the train emits a sound of frequency f . Find the frequency heard by a guard at the rear end of the train.

A train of length l is moving with a constant speed upsilon along a circular track of radius R . The engine of the train emits a sound of frequency f . Find the frequency heard by a guard at the rear end of the train.

A train of length l is moving with a constant speed v circular track of radius R, the engine of the train emits a whistle of frequency f_(0) . Find the frequency heard by a guard at the rear end of the train.

A train of length l is moving with a constant speed v circular track of radius R, the engine of the train emits a whistle of frequency f_(0) . Find the frequency heard by a guard at the rear end of the train.

The engine of a train sound a whistle at frequency v , the frequency heard by a passenger is

The engine of a train sound a whistle at frequency v, the frequency heard by a passenger is

The engine of a train sound a whistle at frequency v , the frequency heard by a passenger is

The engine of a train sound a whistle at frequency v, the frequency heard by a passenger is