Bio-Physics (M.Phil./Ph.D.) 2014 Panjab University Entrance Exam With Answers

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31.

Which of the following statement is correct ?

A: Ultraviolet radiation has a longer wavelength than infrared radiation.
B: Infrared radiation has a lower wavenumber than visible light.
C: Microwave radiation possesses more energy than infrared radiation.
D: Infrared radiation has a shorter wavelength than visible light.

The answer is: B