♡ 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 👍 :2.9K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The velocity of light in vacuum ...
➣ what is the cause of cancer of ...
➣ When cathode rays strike a target of ...
➣ Viruses have properties of ...
➣ The compound that has the least value ...
➣ Which one is not Produced as exhaust ...
➣ Which one of the following is microelement? ...
➣ what is the chemical name of C4 ...
➣ The gas dissolved in water that makes ...
➣ Which of the following is not a ...
❖ Take a qick MCQ Test on
➤ Inventions and Discoveries
➤ Research Institutions
➤ Various Sciences
➤ Scientific Instruments
➤ Miscellaneous
➤ Everyday Science
➤ Computer Awareness
➤ Environment Science