Subject :NSO Class : Class 3
Mr. Shivam hangs two soft drink
cans on each end of a balance and
keeps them hanging till they get
evenly balanced. He then gently
pulls the tab open on one can
until he hears a whoosh sound. He
then lets the cans hang in balance.
After thirty minutes he observes
that the balance has got disturbed.
Pupils of Mr. Shivam try to explain
this as given.
Who among the pupils is/are INCORRECT?
A Yogesh and Arun
B Rohit only
C Rohit and Viraj
D Arun only
Ans 1:
Class : Class 4
The correct answer is C
Ans 2:
Class : Class 3
c