3. The length of the straight line joining two opposite extreme points on the periphery of a
spherical mirror is called
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1
Answer:
principal section of a mirror is defined as distance between extreme points on the periphery of the mirror.
Explanation:
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3
Answer:
Linear aperture
Explanation:
The length of the straight line joining two opposite extreme points on the periphery of a spherical mirror is called linear aperture.
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