♡ 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 👍 :1.4K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Supersonic jet causes pollution by thinning of- ...
➣ What is the most common salt in ...
➣ Catabolic activity is a character of: ...
➣ Which of the following is the maximum ...
➣ Chilling shivering followed by a high temperature ...
➣ The pH of weak base line between ...
➣ Pasteurization of milk means- ...
➣ Plank's constant has the dimension of- ...
➣ Which colour of light shows maximum deviation ...
➣ Good conductor of electricity is- ...
❖ Take a qick MCQ Test on
➤ Research Institutions
➤ Everyday Science
➤ Various Sciences
➤ Inventions and Discoveries
➤ Scientific Instruments
➤ Environment Science
➤ Computer Awareness
➤ Miscellaneous