answer of the question 33
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wavelength=c/v
=>3×10^8 /5.09×10^14
=>3×10^-6/5.09
=>3000×10^-9/5.09 (1nm=10^-9)
=>3000/5.09
=>590nm
=>3×10^8 /5.09×10^14
=>3×10^-6/5.09
=>3000×10^-9/5.09 (1nm=10^-9)
=>3000/5.09
=>590nm
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