karias1980
Answered

A wave has a wavelength of 6 mm and a frequency of 9 hertz. What is its speed? what is the answer and units?

Answer :

Edufirst
Answer:The speed is 54 mm/s, the units are mm/s.

Explanation:

1) Data:

a) λ = 6mm
b) f = 9 Hz = 9 s⁻¹
c) v = ?

2) Formula:

wave equation: v = f × λ

3)  Solution:

v = 9 s⁻¹ × 6mm

v = 54 mm/s

The speed is 54 mm/s, the units are mm/s.


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