Optics Question 542
Question: Focal length of a plane mirror is
[RPMT 2000]
Options:
A) Zero
B) Infinite
C) Very less
D) Indefinite
Show Answer
Answer:
Correct Answer: B
Solution:
$ f=\frac{R}{2} $ , and $ R=\infty $ for plane mirror.
[RPMT 2000]
A) Zero
B) Infinite
C) Very less
D) Indefinite
Correct Answer: B
$ f=\frac{R}{2} $ , and $ R=\infty $ for plane mirror.
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