What wavelength does the observer find in each case, Physics

Assignment Help:

A commuter train blows its horn as it passes a passenger platform at a constant speed of 40.0m/s. The train horn sounds at a frequency of 305 Hz when the train is at rest.

(a) What is the frequency observed by a person on the platform as the train approaches?
(b) What is the frequency observed by a person on the platform as the train recedes from him?
(c) What wavelength does the observer find in each case?


Related Discussions:- What wavelength does the observer find in each case

Projectile, derive an expression for time of flight of horizontal projectil...

derive an expression for time of flight of horizontal projectile

Classification of conducting materials, Classification of conducting materi...

Classification of conducting materials: Electrical resistivity of a conducting material or conductor ranges from 10 -8 to 10 -3 ohm-m. A good conducting material should have

How does the pressure exerted by a typical brick, A typical brick has dimen...

A typical brick has dimensions of  20.0 cm x 10.0 cm x 5.0 cm and weighs 20.0 N. How does the pressure exerted by a typical brick when it is resting on its smallest side compa

Define the principle and working of an a.c. generator., Define, with the he...

Define, with the help of diagram, the principle and working of an a.c. Generator. Write the expression for the e.m.f. generated in the coil in terms of its speed of rotation

Define angle of deviation in a prism?, It the angle through which light ray...

It the angle through which light ray deviates from the original straight line path.

.fluid mechanics, when do we use projected area instead of actual area and ...

when do we use projected area instead of actual area and why

Draw the energy band diagrams of a tunnel diode, Draw the energy band diagr...

Draw the energy band diagrams of a tunnel diode for different biasing conditions. Band  Diagrams  of  a  Tunnel  diode:   The  energy  band  diagram  for  a  heavily  doped unb

Why isn''t copper used as a heating element?, It makes sense that copper sh...

It makes sense that copper should be used because it could heat up faster, making the event more efficient.

Determine the x and y coordinates - vertical circle, A 0.500 kg stone attac...

A 0.500 kg stone attached to the end of a string is whirled in a vertical circle of radius 1,20 meters. The center of the vertical circle is 1.50 meters above the ground. When the

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd