AIIMS2011Physics-Optics
AIIMS 2011 Physics Refraction Assertion Reason Question
Type: Assertion Reason-conceptual-Medium-Class 12
Assertion : When a white light is passed through a lens, violet light is more refracted than red light. Reason : Focal length for red light is greater than violet.
A
Both assertion and reason are true and reason is the correct explanation of assertion
B
Both assertion and reason are true but reason is not the correct explanation of assertion
C
Assertion is true but reason is false
D
Both assertion and reason are false
Correct Answer
Option A
Detailed Explanation
When white light is passed through a lens, violet light is more refracted than red light because wavelength of violet is less than red light and therefore focal length for red light is greater than violet.
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