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

WEDGE CONSTRAINTS, HOW TO MARK DIRECTION OF ACCELERATION TO APPLY WEDGE C...

HOW TO MARK DIRECTION OF ACCELERATION TO APPLY WEDGE CONSTRAINTS ..

Electromagnetic radiation , a)      You are travelling in a rocket in a tot...

a)      You are travelling in a rocket in a totally vacant universe. The rocket is travelling at 100 m.s -1 and accelerates at 10g for 3 minutes. How fast are you travelling at th

What is friction?, What is Friction? When we think about friction, ther...

What is Friction? When we think about friction, there is one more place for energy to go - heat. When you push a book across a table, does the energy of the book change? Not if

What is the universal law of universal gravitation, What is the universal l...

What is the universal law of universal gravitation? Statement that any particle of matter in the universe attracts any other with a force varying directly as the product of the

Motion in one dimension, an object moves along the x axis according -to the...

an object moves along the x axis according -to the equation x(t)=(3t^2-2t+3)m .determine (a) the average speed b/n t=2sec and t=3sec,(b) the instantaneous speed at t= 2s and t=3s (

What do you mean by angular dispersion, Describe dispersive power of the ma...

Describe dispersive power of the material of a prism. What do you mean by angular dispersion?

Why ferrite core has less eddy current loss than iron core, A ferrite core ...

A ferrite core has less eddy current loss than an iron core because ferrites have (A) High resistance. (C) Low permeability. (B) Low resistance. (D) High hyster

Help, #question. A child applies a force F? parallel to the x-axis to a 10....

#question. A child applies a force F? parallel to the x-axis to a 10.0-kg sled moving on the frozen surface of a small pond. As the child controls the speed of the sled, the x-comp

Difference between an electron and a beta ray, What is the essential diffe...

What is the essential difference between an electron and a beta ray? The electron of nuclear origin is known as a beta-particle. There is otherwise no difference among an elec

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