Engineering, 08.10.2021 14:00 sheila54
Select the correct answer. Which physical quantity measures the rate at which an object’s velocity changes?
A. force
B. speed
C. acceleration
D. torque
Answers: 2
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Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false
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Athin walled concentric tube exchanger is used to cool engine oil from 160°c to 60°c with water that is available at 25°c acting as a coolant. the oil and water flow rates are each at 2 kg/s, and the diameter of the inner tube is 0.5 m and the corresponding value of the overall heat transfer coefficient is 250 w/m2. oc. how long must the heat exchanger be to accomplish the desired cooling? cpwater=4.187 kj/kg-candcpengine el=2.035 kj/kg·°c, oil . 120]
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What is a monomer? how do they form a ploymer from the view point of chemical bonding?
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Select the correct answer. Which physical quantity measures the rate at which an object’s velocity...
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