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Unformatted text preview: 25 psi/min at sea level has an air tank initially containing 1800 psi. How long can the diver work at a water depth of 40.0 ft.? A) 2 min B) 61 min C) 33 min D) 107 min 4) How many logs 3.00 m long and 29.0 cm in diameter are needed to float a 2500.0kg car? (ρ wood = 0.460 g/cm 3 ) A) 7 B) 23 C) 6 D) 24 5) A venturi is constructed of a 9.0cmdiameter pipe with a 2.0cmdiameter throat. Water pressure in the pipe is twice atmospheric pressure and it flows with a velocity of 0.20 m/s. What is the pressure in the throat? A) 1.9 atm B) 2.0 atm C) 0.08 atm D) 2.1 atm 1 Answer Key Testname: QUIZ1 1) D 2) C 3) C 4) D 5) A 2...
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This note was uploaded on 11/18/2011 for the course PHYS 2C PHYS 2C taught by Professor Groisman during the Spring '11 term at UCSD.
 Spring '11
 groisman

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