Fluid Mechanics & Thermal Sciences [GATE (Graduate Aptitude Test in Engineering) Mechanical Engineering]: Questions 6 - 9 of 77

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Question 6

Fluid Mechanics & Thermal Sciences
First and Second Laws of Thermodynamics

Appeared in Year: 1994

Question

MCQ▾

The definition of 1 K as per the internationally accepted temperature scale is

Choices

Choice (4)Response

a.

the difference between normal boiling point and normal freezing point of water

b.

) th of the triple point of water

c.

100 times the difference between triple point of water and normal freezing point of water

d.

the normal freezing point of water

Question 7

Fluid Mechanics & Thermal Sciences
First and Second Laws of Thermodynamics

Appeared in Year: 1999

Question

MCQ▾

An isolated thermodynamic system executes a process, choose the correct statement (s) form the following

Choices

Choice (4)Response

a.

No heat is transferred

b.

No work is done

c.

No mass flows across the boundary of the system

d.

All b., c. and a. are correct

Question 8

Fluid Mechanics & Thermal Sciences
First and Second Laws of Thermodynamics

Appeared in Year: 1993

Question

MCQ▾

An insulated rigid vessel contains a mixture of fuel and air . the mixture is ignited by a minute spark . the contents of vessel experience

Choices

Choice (4)Response

a.

increase in temperature , pressure and energy

b.

decrease in temperature , pressure and energy

c.

increase in temperature and pressure but no change in energy

d.

increase in temperature and pressure but decrease in energy

Question 9

Fluid Mechanics & Thermal Sciences
Fluid Acceleration

Question

MCQ▾

The Phenomenon of delay in condensation in a nozzle is known as________

Choices

Choice (4)Response

a.

Saturated Flow

b.

Uniform flow

c.

Supersaturated flow

d.

Steady flow

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