To get three images of single object, one should have two plane mirrors at an angle of

⇦

⇨

To get three images of single object, one should have two plane mirrors at an angle of

Options

(a) 60⁰
(b) 90⁰
(c) 120⁰
(d) 30⁰

Correct Answer:

90⁰

Explanation:

Consider the diagram where two plane mirrors are inclined at an angle θ. Number of images formed in given by,
n = (360⁰/θ) – 1 ⇒ 3 = (360⁰/θ) – 1 ⇒ 360⁰/θ = 4 ⇒ θ = 90⁰

Related Questions:

1. Two charges placed in air repel each other by a force of 10⁻⁴ N. When oil is
2. Which of the following is not a transverse wave?
3. ₉₂U²³⁵ undergoes successive disintegrations with the end product of ₈₂P²⁰³
4. Small drops of the same size are charges to V volt each. If n such drops coalesce
5. An engine pumps water through a hose pipe. Water passes through the pipe

Topics: Ray Optics (94)
Subject: Physics (2479)

---

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

---

Share this page with your friends