♡ 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 👍 :2.6K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Which of the following substance is highly ...
➣ The motion of the wheels of a ...
➣ Hydraulic machines work under the principle of- ...
➣ Number of atoms present in one mole ...
➣ The first vaccine developed by Louis pasteur ...
➣ Earth's atmosphere is an envelope of gases ...
➣ Vertebra is a part of ...
➣ What is thiomersal ...
➣ Which of the following is not a ...
➣ The degree of dissociation of an electrolyte ...
❖ Take a qick MCQ Test on
➤ Inventions and Discoveries
➤ Computer Awareness
➤ Scientific Instruments
➤ Miscellaneous
➤ Environment Science
➤ Various Sciences
➤ Research Institutions
➤ Everyday Science