♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
When two persons talk to each other, ...
Que.
When two persons talk to each other, then sound for how much decibel is produced?
A.
5 decibel
B.
10 decibel
C.
30 decibel
D.
100 decibel
Right Answer is :
✓ C. 30 decibel
⚑ Report
Views 👍 :542
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ If a copper wire is increased to ...
➣ what is the age of polio ...
➣ Vitamins often act as ...
➣ In the remote control of television electromagnetic ...
➣ Which of the following is very reactive ...
➣ Antacids are found in drugs that give ...
➣ Sulphuric acid is- ...
➣ Distance of stars are measured in- ...
➣ Heating of an ore below its melting ...
➣ Which of the following is used to ...
❖ Take a qick MCQ Test on
➤ Inventions and Discoveries
➤ Research Institutions
➤ Miscellaneous
➤ Scientific Instruments
➤ Everyday Science
➤ Environment Science
➤ Computer Awareness
➤ Various Sciences