Physics-(general)
NEET Physics (general) Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 11
Assertion (A): The unit of luminous intensity in the SI system is candela. | Reason (R): The candela is defined based on the luminous efficacy of monochromatic radiation of frequency 540 × 10^12 Hz.
A
Both A and R are true and R is the correct explanation of A.
B
Both A and R are true but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false.
Correct Answer
Option A
Detailed Explanation
Both the assertion and reason are true, and the reason correctly explains the definition of the candela as provided in the NCERT context.
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