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Gauge pressure of air to which the ball must have been originally inflated so that it would be equal 1 bar gauge at the stadium is
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- 2.23 bar
- 1.94 bar
- 1.07 bar
- 1.00 bar
Correct Option: C
P2V1 = mRT2
m = 0.6266 kg
P1V1 = mRT1
P1 = | 0.75 |
P1, abs = 2.07 bar
P1, gauge = 2.07 – 1 = 1.07 bar