♡ 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 👍 :1.5K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ When the velocity of a body is ...
➣ A needle or a pin floats on ...
➣ Glass is best described as a ...
➣ When a bar magnet is cut into ...
➣ Short sightedness can be corrected by using ...
➣ Purity of a metal can be determined ...
➣ One property of ammonia is- ...
➣ Which of the inert gases can form ...
➣ Refractive index of diamond is ...
➣ Radioactive elements emit- ...
❖ Take a qick MCQ Test on
➤ Environment Science
➤ Everyday Science
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Research Institutions
➤ Miscellaneous
➤ Various Sciences
➤ Scientific Instruments