Debarshee Rakshit
from
DPS Megacity, Kolkata
Subject :NSO Class : Class 5
Four identical syringes were filled with different substances as shown. In which syringe will the plunger not move at all when pushed in ?
A
B
C
D
Can anybody explain me please ?
Ans 6:
Edit Post
Abhimanyu
from
Indira National School , Pune
Class : Class 5
when salt is added to water its density increases greatly.therefore it is very tough to push the plunger.