♡ 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 👍 :761
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ How many types of salts are there? ...
➣ Blood is sent to body parts by ...
➣ Plaster of paris is made by partial ...
➣ Ozone layer in the upper parts of ...
➣ An emulsion is a colloid of a- ...
➣ Electron microscope was invented by- ...
➣ Which of the following is associated with ...
➣ Bile is stored in human beings in ...
➣ The bodies which emit light are ...
➣ A compound of carbon and hydrogen alone ...
❖ Take a qick MCQ Test on
➤ Research Institutions
➤ Miscellaneous
➤ Everyday Science
➤ Scientific Instruments
➤ Various Sciences
➤ Environment Science
➤ Inventions and Discoveries
➤ Computer Awareness