ARCHISHA SIKDAR
from
CHOITHRAM MANIKBAG, INDORE
Subject :NSO Class : Class 5
________ does not support burning and is used in
the fire extinguisher.
A Oxygen
B Carbon dioxide
C Nitrogen
D Both B and C
b. as nitrogen not used in fire extinguisher
Ans 4:
Edit Post
Sahishnu Jadhav
from
SSRVM, PUNE
Class : Class 8
ANS- D as nitrogen does support burning and carbon di oxide is used in fire extinguishers