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UP Polytechnic Lecturer: Mechanical Paper -2 || Quiz 8

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Question 1

Temperature and velocity profiles are identical when the dimensionless Prandtl number is

Question 2

If 900kg liquid occupies volume of one cubic meter, then 0.9 represents

Question 3

___________ is the lowest temperature at which the lubricating oil will pour.

Question 4

What should be the value of Joule- Thompson coefficient for decrease in temperature during throttling process

Question 5

Condensing temperature in a refrigerator is the temperature ____________.

Question 6

The Prandtl Number approximates ___________

Question 7

During sensible cooling process __________.

Question 8

Reheat factor for a multi-stage steam turbine is the ratio of:

Question 9

Streamline and Equipotential lines in a flow field______.

Question 10

The coolant to be employed in liquid cooling system should have

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Dec 6AE & JE Exams