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Sargah Surya from bgsnps, Bengaluru
Subject :NSO    Class : Class 7

Air at pressure P1 is injected to a manometer with a tube size of 2 cm diameter and air at pressure P2 is injected to another manometer with a tube size of 4 cm diameter as shown in the figure.

Which of the following options about P1 and P2 is true?

A P1 = P2
B 2P1 = P2
C 4P1 = P2
D P1 = 4P2


Ans 1:

AISHA from K.V.No.-1,A.F.S.,SEC.-14, GURUGRAM
Class : Class 10
A

Ans 2:

Bhavtosh Tripathi from Maneckji Cooper Education Trust School, Mumbai
Class : Class 9
It should be since there is less space in the tube p1 than tube p2

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