ally contains 20 gal of water.What is the tank after 7 min ? When will there be 150 lb of salt in the tank ? 2. A ball is dropped from a viscous fluid from rest with a resisting force numerically equal to 0.01v where v is the velocity in m/s. The mass of the ball is 3 kg. find the velocity of the ball at any time t. 3. A resistance of 13

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Chapter1: Units, Trigonometry. And Vectors
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Please answer number 2 with complete solutions.
ally contains 20 gal of water.What is
the tank after 7 min ? When will there be 150 lb of salt in the tank ?
. A ban is dropped from a viscous fluid from rest with a resisting force numericaly equal to
0.01v where v is the velocity in m/s. The mass of the ball is 3 kg. find the velocity of the
ball at any time t.
3. A resistance of 12 ohms, inductance of 2 henrys is connected in se.ies with a 10 vorea
battery. Find the current at any time and 0.5 sec after the switch is closed.
*. Brine containing 1.5 lb per gal of salt enters a tank at the rate of 2 gal/min and the
mixture well stirred leaves at 1 gal/min. the tank initially.contains. 0 gal of brine with 10
Ibs of dissolved salt. When will the amount of salt in the tank be 100 lb?
Transcribed Image Text:ally contains 20 gal of water.What is the tank after 7 min ? When will there be 150 lb of salt in the tank ? . A ban is dropped from a viscous fluid from rest with a resisting force numericaly equal to 0.01v where v is the velocity in m/s. The mass of the ball is 3 kg. find the velocity of the ball at any time t. 3. A resistance of 12 ohms, inductance of 2 henrys is connected in se.ies with a 10 vorea battery. Find the current at any time and 0.5 sec after the switch is closed. *. Brine containing 1.5 lb per gal of salt enters a tank at the rate of 2 gal/min and the mixture well stirred leaves at 1 gal/min. the tank initially.contains. 0 gal of brine with 10 Ibs of dissolved salt. When will the amount of salt in the tank be 100 lb?
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