A balloon having a volume of 4200 m3 is filled with a gas at 27∘C, a – InterviewSolution

1.	A balloon having a volume of 4200 m3 is filled with a gas at 27∘C, and 1 bar pressure. It weighs 700 kg. If the density of air is 1.2 kg m−3, then the pay load of the balloon is:
Answer» A balloon having a volume of $4200 m^{3}$ is filled with a gas at $27^{\circ} C, a n d 1$ bar pressure. It weighs $700 kg$ . If the density of air is $1.2 {kg m}^{- 3}$ , then the pay load of the balloon is:

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