♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
A Periscope works on the principle of- ...
Que.
A Periscope works on the principle of-
A.
Reflection
B.
Refraction
C.
Deffraction
D.
Total internal reflection
Right Answer is :
✓ D. Total internal reflection
⚑ Report
Views 👍 :595
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ An example of heterocyclic compound is- ...
➣ Which of the following can be used ...
➣ The chief source of naphthalene is- ...
➣ Which one of the following is ...
➣ Which is not an anesthetic agent in ...
➣ Total volume of blood in a normal ...
➣ Electrons have :- ...
➣ Ethanol containing 5% water is known as- ...
➣ Which is used in cutting of glass ...
➣ Sulphur dioxide bleaches colouring matter by- ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Miscellaneous
➤ Computer Awareness
➤ Research Institutions
➤ Inventions and Discoveries
➤ Everyday Science
➤ Environment Science
➤ Scientific Instruments