♡ 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 👍 :1.8K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Sodium carbonate is commonly known as- ...
➣ The unit of force is ...
➣ Sea water can be purified by the ...
➣ Which of the following is not a ...
➣ Electron sea exists in : ...
➣ The sky appears blue due to- ...
➣ Radiations which is not emitted during radioactivity ...
➣ The percentage of oxygen in air is ...
➣ A piece of wood is held under ...
➣ "Cells originate from pre existing cells "was ...
❖ Take a qick MCQ Test on
➤ Scientific Instruments
➤ Miscellaneous
➤ Environment Science
➤ Research Institutions
➤ Various Sciences
➤ Everyday Science
➤ Inventions and Discoveries
➤ Computer Awareness