ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015

Instructions

For the following questions answer them individually

ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 21


Froude numberis the ratio of inertial force to

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 22


Proof resilience per unit volumeof a material is known as

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 23


Cooling rangein cooling toweris the

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 24


The vapour compression refrigerator employs the following cycle

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 25


A certain high tensile strength steel has a modulus of elasticity of $$2 \times 10^6 kg/cm^2$$ and a yield point stress of 6,000 kg/cm$$^2$$. Find the minimum limiting value of the slenderness ratio for which Euler’s equation is valid

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 26


The ratio of central deflection due to a central load in the case of a beam freely supported at both ends to the beam fixed at both ends will be

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 27


A framed structure is perfect if it contains members equal to
where n = numberof joints in a frame.

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 28


Prandtl number is expressed by

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 29


Coining is the operation of

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ISRO Scientist or Engineer Refrigeration & Air-Conditioning 2015 - Question 30


Moment of inertia of a square of side d about the diagonal is

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