♡ 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 👍 :2.5K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Sulphuric acid is- ...
➣ A transformer works on the principle of- ...
➣ Which of the following is not a ...
➣ How many types of salts are there ...
➣ Soap is formed from ...
➣ Purity of a metal can be determined ...
➣ Which type of extinguisher is used for ...
➣ The most suitable unit for expressing nuclear ...
➣ Which one of the following is microelement? ...
➣ Dinosaur was ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Environment Science
➤ Inventions and Discoveries
➤ Miscellaneous
➤ Research Institutions
➤ Everyday Science
➤ Scientific Instruments
➤ Computer Awareness