♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
Red light is used for signals because ...
Que.
Red light is used for signals because it has-
A.
High frequency
B.
High intensity
C.
Low wavelength
D.
Low refraction in the medium
Right Answer is :
✓ D. Low refraction in the medium
⚑ Report
Views 👍 :4.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ An emulsion is a colloid of a- ...
➣ Which is used in cutting of glass ...
➣ Which of the following is used to ...
➣ Which of the following metals can deposit ...
➣ Which one of the following is not ...
➣ The hardest variety of carbon is ...
➣ The chief constituent of vinegar is- ...
➣ The property of a body by the ...
➣ An alloy used in making heating elements ...
➣ Pitch of Sound depends on- ...
❖ Take a qick MCQ Test on
➤ Miscellaneous
➤ Everyday Science
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Scientific Instruments
➤ Research Institutions
➤ Environment Science
➤ Various Sciences