A helium balloon lifts a basket and cargo of total weight
A helium balloon lifts a basket and cargo of total weight 2080 N under standard conditions, at which the density of air is 1.29 kg/m3 and the density of helium is 0.178 kg/m3. What is the minimum volume of the balloon?
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a 24 kg solid cylinder radius 020 length 055 is released from rest at the top of a ramp and allowed to roll without
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a solution is prepared by dissolving 108g ammonium sulfate in enough water to make 100 ml of stock soultion a 1000 ml
a helium balloon lifts a basket and cargo of total weight 2080 n under standard conditions at which the density of air
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if a 5 mile walk as in problem 7 is completed in 1 hour and 30 minutes what is the power output of the walker round
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a 230 000 v-rms powerline carries an average power pav 250 mw a distance of 200 km if the total resistance of the
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