♡ 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 👍 :2.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ A device which is used to limit ...
➣ Ultra purification of a metal is done ...
➣ The radiant energy having lowest energy is- ...
➣ What is the colour of light related ...
➣ Which of the following is colourless? ...
➣ Out of the following which is not ...
➣ Bond strength of secondary bonds is in ...
➣ Earth's atmosphere is an envelope of gases ...
➣ Law of electrical resistance was introduced by- ...
➣ Sour taste of 'Coca Cola' is due ...
❖ Take a qick MCQ Test on
➤ Research Institutions
➤ Everyday Science
➤ Scientific Instruments
➤ Environment Science
➤ Various Sciences
➤ Inventions and Discoveries
➤ Miscellaneous
➤ Computer Awareness