Question: The circuit shown in FIGURE P28.48 is inside a 15-cm diameter balloon filled with helium that is kept at a constant pressure of 1.2 atm.How

The circuit shown in FIGURE P28.48 is inside a 15-cm diameter balloon filled with helium that is kept at a constant pressure of 1.2 atm.How long will it take the balloon??s diameter to increase to 16 cm?

280 -ww 45 V 200 300 0 FIGURE P28.48

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