♡ 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 👍 :3.0K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ An atomic pile is used for- ...
➣ Uranium eventually decays into a stable isotope ...
➣ When cathode rays strike a target of ...
➣ A moving body may not have which ...
➣ How many types of acids are? ...
➣ Hardest allotrope of carbon is- ...
➣ Smallest structure found on the bacterial cell ...
➣ The wire of flash bulbs is made ...
➣ Major gaseous pollution of the thermal power ...
➣ Cell Theory eas propounded by ...
❖ Take a qick MCQ Test on
➤ Inventions and Discoveries
➤ Various Sciences
➤ Scientific Instruments
➤ Miscellaneous
➤ Everyday Science
➤ Research Institutions
➤ Computer Awareness
➤ Environment Science