♡ 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 👍 :615
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Which metal does not undergo corrosion due ...
➣ Which element behaves chemically both as metal ...
➣ Which is the purest form of iron? ...
➣ Nuclear reactors used to produce electricity are ...
➣ joule is the unit of ...
➣ Milk is a colloidal system in which- ...
➣ The major harmful gas emitted by automobile ...
➣ According to Newton light travels in the ...
➣ A compound of carbon and hydrogen alone ...
➣ Among all amino acids are called essential ...
❖ Take a qick MCQ Test on
➤ Various Sciences
➤ Inventions and Discoveries
➤ Miscellaneous
➤ Everyday Science
➤ Research Institutions
➤ Computer Awareness
➤ Scientific Instruments
➤ Environment Science