213limegreen 213limegreen

22-01-2017
Physics

contestada

A wave has a wavelength of 7 mm and a frequency of 9 hertz. What is its speed?

Respuesta :

hassanshahzaib8 hassanshahzaib8

22-01-2017

Speed of wave = Frequency x Wavelength
so Speed = 0.7 x 9 = 6.3

remember the calculations must be done in their Basic SI units.
therefore, you have to convert 7 mm to meters which becomes 0.7 meters

Answer Link

Otras preguntas

Bartók spent the last part of his life in A. the south Pacific. B. the United States. C. Germany. D. France.

Convert the fraction to a mixed number. 11/2=a b/2

How many joules of heat are absorbed to raise the temperature of 435 grams of water at 1 atm from 25°C to its boiling point, 100.°C?

the average of five number is 25.if four of the numbers are 30,29,25 and 20,the average of the three larger numbers are

Which is not an equation of the line that passes through the points (1, 1) and (5, 5)?

Which number line represents the solutions to \X + 41 = 2?

A rain gutter is to be constructed from a metal sheet of width 30 cm by bending up one-third of the sheet on each side through an angle θ. How should θ be chose

Find the value of the expression 2x3 + 3y2 − 17 when x = 3 and y = 4

How to get gel nail polish off without acetone

Find the equation of the line that passes through the pair of points. (-5,3) (-5,0)