1.

Assertion   :   The images formed by total internal reflections are much brighter than those formed by mirrors or lenses. Reason     :   There is no loss of intensity in total internal reflection.

A. If both assertion and reason are true and the reason is the correct explanation of the assertion.
B. If both assertion and reason are true but reason is not the correct explanation of the assertion.
C. 5 m 
D. If the assertion and reason both are false.
E. If assertion is false but reason is true.
Answer» B. If both assertion and reason are true but reason is not the correct explanation of the assertion.


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