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Which of the following statements is not...

Which of the following statements is not correct ?

A

Photographic plates are sensitive to infrared rays

B

Photographic plates are sensitive to ultraviolet rays

C

Infrared rays are invisible but can cast shadows like visible light

D

Infrared photons have more energy than photons of visible light

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AAKASH INSTITUTE-DUAL NATURE OF RADIATION AND MATTER -ASSIGNMENT SECTION A. Objective (Only one answer)
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  6. The work function of a metal is 4.2 eV , its threshold wavelength will...

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  8. Ultraviolet light of 6.2 eV falls on an aluminium surface (work functi...

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  10. The work function of a metallic surface is 5.01 eV. The photo - electr...

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