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Year 8 waves L2 calculation application

Posljednje ažuriranje over 5 years ago

5

4

Pitanje 1

1.

Calculate the speed of a wave with a frequency of 120 Hz and a wavelength of 5m.
Remember: wave speed = frequency x wavelength

4

Pitanje 2

2.

Calculate the speed of a wave with a frequency of 200 Hz and a wavelength of 10 m.

4

Pitanje 3

3.

Calculate the wave speed for a frequency of 500 Hz and a wavelength of 3 metres.

5

5

Pitanje 4

4.

Calculate the WAVELENGTH on a slinky with a frequency of 2Hz travelling at 3 m/s.
Hint: You have to rearrange the equation of wave speed to have wavelength = .... / .....

Pitanje 5

5.

Calculate the WAVELENGTH of an ultrasound with a frequency of 40,000Hz travelling at 1450 m/s.
Hint: You have to rearrange the equation of wave speed to have wavelength = .... / .....