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  • What is the number of images of an object formed by two mirrors if the angle between the mirrors is in between 2/4 and 2

What is the number of images of an object formed by two mirrors if the angle between the mirrors is in between 2\pi/4 and 2\pi/5?

Option: 1

10


Option: 2

8


Option: 3

6


Option: 4

4


Answers (1)

best_answer

As we know, if angle between two mirrors is between \frac{2 \pi}{n}  and  \mathrm{\frac{2 \pi}{n+1}}  then the no. of images formed is ' n '
So here in the question it is   \mathrm{\frac{2 \pi}{4}~ and ~\frac{2 \pi}{4+1}}
\therefore \quad  no. of images will be 4 .

Posted by

Riya

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