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The threshold wavelength for photoelectr...

The threshold wavelength for photoelectric emission for a material is `5200 A^(@)`. Will the photoelectrons be emitted when this material is illuminated with monochromatic radiation from 1 watt ultra violet lamp?

A

50-wattinfrared lamp

B

100-wattredneon lamp

C

40-watt sodium lamp

D

5-wattultraviolet lamp

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PHYSICS GALAXY - ASHISH ARORA-PHOTOELECTRIC EFFECT AND MATTER WAVES-Conceptual MCQ
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  17. The photoelectrons emitted from a metal surface:

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  18. The graph between, which of the following two factors for photoelectri...

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