♡ 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 👍 :4.0K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Which of the following is an example ...
➣ An atomic clock is based on transitions ...
➣ Compound Made by metal oxide in water ...
➣ A vaccine can be ...
➣ Negative feedback in amplifiers- ...
➣ The compound that has the least value ...
➣ Which Phosphorus is generally kept under- ...
➣ The hardest variety of carbon is ...
➣ The substance most commonly used as a ...
➣ One property of ammonia is- ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Computer Awareness
➤ Research Institutions
➤ Environment Science
➤ Miscellaneous
➤ Inventions and Discoveries
➤ Scientific Instruments
➤ Everyday Science