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asked Mar 9, 2019 79.7k views

5 votes

Please help me with this

Physics
middle-school

George Skoptsov asked

by George Skoptsov

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2 Answers

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Here's the help you need:

Speed = (wavelength) • (frequency)

This solves all of those problems.

RCN answered Mar 10, 2019

by RCN

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5 votes

5. Answer: 343.06m/s / 493.88Hz = 0.6946m = 69.46cm
6. Answer: 3x108 msec-1/698.46 sec-1 = 4.295x105 m
9. Answer: 3x108 msec-1/783.99 sec-1 = 3.827x105 m

Tip: Try googling the questions online

Tomole answered Mar 14, 2019

by Tomole

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