♡ 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 👍 :2.7K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The process of removing calcium and magnesium ...
➣ A well cut diamond shines brightly because- ...
➣ Electron was discovered by ______________. ...
➣ The gas causes suffocation and death when ...
➣ Which of the following is not a ...
➣ An atomic clock is based on transitions ...
➣ The device used for measuring the wavelength ...
➣ A force produces an acceleration if 1m/s2 ...
➣ Electron was discovered by ...
➣ Negative feedback in amplifiers- ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Computer Awareness
➤ Environment Science
➤ Scientific Instruments
➤ Miscellaneous
➤ Everyday Science
➤ Research Institutions
➤ Inventions and Discoveries