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DRAVIT GUPTA from Mother's Global School, New Delhi

Subject :NSO Class : Class 9

The given diagram shows a barometer.

If the atmospheric pressure is 76 cm Hg, then what is the value of h?

A75 cm Hg
B76 cm Hg
C77 cm Hg
D80 cm Hg

Ans 1:

Aravinda Venkatesan from Gd Goenka school indrapuram, Ghaziabad

Gireesha from innocent hearts school jalandhar, Jalandhar