Physics - EM Waves Question with Solution | TestHub
PhysicsEM WavesElectromagnetic wavesEasy2 minPYQ_2007
PhysicsEasysingle choice
laser uses
Options:
Answer:
C
Solution:
One has to use higher energy to produce radiation in the visible region. In laser two electrodes produce discharge which is used. Therefore ultraviolet rays are used to produce light in any lower energy region.
Stream:AIIMSSubject:PhysicsTopic:EM WavesSubtopic:Electromagnetic waves
⏱ 2mℹ️ Source: PYQ_2007
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