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Q. 45

Expert-verified
Found in: Page 452

### Physics for Scientists and Engineers: A Strategic Approach with Modern Physics

Book edition 4th
Author(s) Randall D. Knight
Pages 1240 pages
ISBN 9780133942651

# FIGURE P16.45 is a history graph at x = 0 m of a wave traveling in the positive x-direction at 4.0 m/s. a. What is the wavelength? b. What is the phase constant of the wave? c. Write the displacement equation for this wave.

a. The wavelength of the wave is .

b. The phase constant of the wave is .

c. The displacement of the wave is .

See the step by step solution

## Given information

A history graph at x = 0 m of a wave traveling in the positive x-direction is shown below

## Part a

From the history graph, it can be observed that and .

The wavelength of the wave is given by .

Substitute the given values

Therefore, the wavelength of the wave is .

## Part b

A phase constant can be obtained by .

Substitute the given values

Therefore, the phase constant of the wave is .

## Part c

The equation of the displacement of the wave is given by .

Substitute the given values

Therefore, the displacement equation for this wave is .