55 Answered Questions for the topic Waves

Waves Physics

01/19/15

sound wave from an underwater explosion & angle of refraction in air
The speed of sound in water is 1500 m/s. A sound wave from an underwater explosion approaches the surface at an angle of incidence of 60°. What is the angle of refraction in air? (speed of sound in... more
Follows • 2
Expert Answers •1

01/15/15

Find the displacement and the velocity of the particle
The displacement of a particle in centimetres is given by y=8 sin (2πft). If f=20 Hz, find the displacement and the velocity of the particle at a time t=0.01 s and 0.07 s.
Follows • 2
Expert Answers •1

01/15/15

what is the frequency
Standing waves are produced in a stretched rope. If the distance between successive nodes is 0.04m, what is the wavelength? If the wave travels with a speed of 84m/s, what is the frequency? 
Follows • 1
Expert Answers •1

11/18/14

What is the fourth condition on wavelength for standing wave of sound in a tube of length L?
What is the fourth condition on wavelength for standing wave of sound in a tube of length L?  In this case, what would be the wavelength of the sound waves if the tube is 70cm long?  If the wave... more
Follows • 2
Expert Answers •1
Waves

11/10/14

How far is the epicenter from the seismic station?
There are two types of seismic waves associated with every earthquake, called P and S waves. They travel in every direction away from the source of an Earthquake called the epicenter. Because they... more
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.