CH 16 oscillatory Motion and Waves Begin Date: 8/17/2016 12:00:00 AM-Due Date: 4

Question

CH 16 oscillatory Motion and Waves Begin Date: 8/17/2016 12:00:00 AM-Due Date: 4/9/2017 11:59:00 pM End Da 2017 11:59:00 PM (8%) problem 9: Light travels at a velocity of c 3.0 108 m/s in a vacuum. Green light has a wavelength of 536 nm. Randomized Variables 536 nm atus 33% Part (a) Input an expression for the frequency, v, of green light. Grade Summar Deductions Potential ompleted. submissions 7 8 9 artial Attempts remaini ompleted (066 per attempt) 1 2 3 detailed view Completed Completed Submit Hints: deduction per hint. Hints remaining 1 Feedback: 0% deduction per feedback. i 33% part a) What is the frequency in Hz? 33% Part (c) How long does it take for the wave to make 3 full cycles in seconds? All content 2017 Expert TALIC 10:30

Explanation / Answer

Given that

wavelength=536 nm

now we find the frequency of green light

frequency f=3*10^8/536*10^-9=5.6*10^14 /sec

freuency f=5.6*10^14 Hz

now we find the time

time t=3/5.6*10^14=3*1.786*10^-15 sec=5.358*10^-15 sec

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