aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • General Science
  • How many times does light reflects in a periscope?
Multiple choice

How many times does light reflects in a periscope?

  1. 1

  2. 2

  3. 3

  4. 4

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A standard periscope uses two plane mirrors placed at 45-degree angles to each other. Light reflects off the first mirror and then the second mirror to reach the observer's eye.

Keep practicing — related questions

  • A periscope works by the principle of
  • Select the correct answer to fill in the blank in the folowing sentence. I have warned him many times but h...
  • Which of the following taxes can be paid many times in the production of goods and services?
  • Which of the following disks is written only once and can be read many times?
  • The author said that “many of their projections are naive and unacceptable in the light of our own day.” He...
  • Five years ago, a grandfather was 7.5 times older than his grandson. After 15 years from today, the grandfa...
  • Consider the following statements regarding Photo - diodes: (a) Photodiode is a 4 lead semiconductor device...
  • Out of three numbers, the first is 16 times the second and 4 times the third. If the average of all the thr...
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Optics and Light Properties (2013 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy