Fluid Mechanics & Thermal Sciences [GATE (Graduate Aptitude Test in Engineering) Mechanical Engineering]: Questions 1 - 5 of 29

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Question 1

Fluid Mechanics & Thermal Sciences
First and Second Laws of Thermodynamics
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Question

MCQ▾

Which of the following devices complies with the clausis statement of the second law of thermodynamics?

Choices

Choice (4)Response
a.Steam power plant
b.Internal combustion engine
c.Closed gas turbine
d.Domestic refrigerator

Question 2

Fluid Mechanics & Thermal Sciences
First and Second Laws of Thermodynamics
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Appeared in Year: 2011

Question

MCQ▾

Heat and work are

Choices

Choice (4)Response
a.path functions
b.intensive properties
c.point functions
d.extensive properties

Question 3

Fluid Mechanics & Thermal Sciences
Air Standard Otto
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Question

MCQ▾

Consider the following statements:

1. Supercharging increases the power output and increases the volumetric efficiency.

2. Supercharging is more suitable for S. I. engines than C. I. engines.

3. The limit of supercharging for an S. I. engine is set by knock while that for a C. I. engine is set by thermal loading.

Which of the statements given above are correct?

Choices

Choice (4)Response
a.1,2 and 3
b.1 and 2
c.1 and 3
d.2 and 3

Question 4

Fluid Mechanics & Thermal Sciences
Buoyancy
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Question

MCQ▾

The Necessary and sufficient condition for bodies in floatation to be in stable equilibrium is the center of gravity is located below the

Choices

Choice (4)Response
a.Metacenter
b.Centroid
c.Centre of gravity
d.Epicenter

Question 5

Fluid Mechanics & Thermal Sciences
First and Second Laws of Thermodynamics
Edit

Appeared in Year: 1996

Question

MCQ▾

The specific heats of an ideal gas depend on its

Choices

Choice (4)Response
a.molecular weight and structure
b.temperature
c.volume
d.pressure