♡ 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 👍 :4.1K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Which one of the following is not ...
➣ An atomic pile is used for- ...
➣ Which is the largest gland in the ...
➣ The gas which helps in burning ...
➣ मानव शरीर का समान्य तापमान कितना होता ...
➣ Human skin is ...
➣ First of all polio found by ...
➣ The S.I. unit of electric charge is- ...
➣ Glass is best described as a ...
➣ Light travels in straight lines This property ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Computer Awareness
➤ Various Sciences
➤ Inventions and Discoveries
➤ Research Institutions
➤ Scientific Instruments
➤ Everyday Science
➤ Miscellaneous