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Engineering Thermodynamics

Engineering Thermodynamics
The atomic mass of sulphur is

12
16
32
14

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Engineering Thermodynamics
Otto cycle consists of following four processes

Two isothermal and two isentropic
Two isentropic and two constant pressures
Two isentropic and two constant volumes
Two isentropic, one constant volume and one constant pressure

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Engineering Thermodynamics
When a gas is heated at constant pressure

Its temperature will increase
Both temperature and volume will increase
Neither temperature not volume will increase
Its volume will increase

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Engineering Thermodynamics
The fuel mostly used in cement industry and in metallurgical processes is

Wood charcoal
Pulverized coal
Coke
Bituminous coke

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Engineering Thermodynamics
A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is

-40 kJ
-140 kJ
-80 kJ
+60 kJ

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Engineering Thermodynamics
Reversed Joule cycle is known as

Stirling cycle
Bell-Coleman cycle
Rankine cycle
Carnot cycle

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MORE MCQ ON Engineering Thermodynamics

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