A Ship floats on water send a sound when it was 900 m away from a mountain & hears a sound after 6 seconds if the velocity of the sound was 340 m/sec find the velocity of the ship .
The human ear can detect sounds with frequencies between 20 Hz and 16 kHz. Find the
greatest and the smallest wavelengths the ear can detect, assuming the sound travels.
A hiker shouts toward a vertical cliff 685 m away. The echo is heard 4.00 s later.
a. What is the speed of sound in air?
b. The wavelength of the sound is 0.750 m. What is its frequency?
c. What is the period of the wave?
On the front row of the concert the sound level reaches a value of 110 dB. In the back row thw sound intensity is reduced by a factor of 1000. What is the decibel level on the back row?
If a train is moving toward you and at a speed of 50 m/sec and emits a whistle sound of pitch 1500 Hz, what will be the frequency with which you hear the pitch?
Numbers and figures are an essential part of our world, necessary for almost everything we do every day. As important…
APPROVED BY CLIENTS
Finding a professional expert in "partial differential equations" in the advanced level is difficult.
You can find this expert in "Assignmentexpert.com" with confidence.
Exceptional experts! I appreciate your help. God bless you!