Find what overall change in frequency is detected

Assignment Help Physics

Reference no: EM13679469

A commuter train passes a passenger platform at a fix speed of 41.9 m/s. The train horn is sounded at its characteristic frequency of 320 Hertz.

(a) Find what overall change in frequency is detected by a person on the platform as the train moves from approaching to receding? (Indicate whether the frequency increases or decreases with the sign of your answer.)

__________Hz

Reference no: EM13679469

Questions Cloud

Evaluate the average force exerted on the tackler : A 88 kilograms fullback is running at 3.9 meter per second to the east and is stopped in 0.85 second by a head-on tackle by a tackler running due west. Evaluate the average force exerted on the tackler

Find how much work is done by the spring on block : An m = 700 gram block is released from rest at height h above a vertical spring with spring constant k = 350 N/m and negligible mass. Find how much work is done by the spring on block

Determine what are the three wavelengths : A steel bar is clamped at both ends. The bar is 20 m long. Draw the fundamental, and the second and third harmonics of the standing wave. Determine what are the three wavelengths

Obtain the electric potential energy associated : A proton is placed at the origin, and a second proton is placed on the x-axis at x = 5.98 fm (1 fm = 10-15 m). Obtain the electric potential energy associated with this configuration

Find what overall change in frequency is detected : A commuter train passes a passenger platform at a fix speed of 41.9 m/s. Find what overall change in frequency is detected by a person on the platform as the train moves from approaching to receding

Compute the capacitance of this capacitor : The potential difference between the plates of a parallel plate capacitor is 35 Volt and the electric field between the plates has strength of 750 V/m. compute the capacitance of this capacitor

Compute the average power generated by the horn : A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 54 dB by an observer 10 kilometer away. Compute the average power generated by the horn

Determine the power of terrestrial lightning : Suppose that global lightning on the Earth constitutes a constant current of 1.00 kA between the ground and an atmospheric layer at potential 260 kV. Determine the power of terrestrial lightning

Estimate what the magnitude and direction of electric field : The electric potential, VD, at point D (8 m, 0) is -2000 Volt and at point B (2 m, 0) is +400 Volt. Obtain the magnitude and direction of the electric field

User Account

All Pages