Related Questions

In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is
A Assignment, relational, arithmetic
B Relational, assignment, arithmetic
C Arithmetic, assignment, relational
D Arithmetic, relational, assignment
Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small.
A Thermal conductivity
B Electrical conductivity
C Specific gravity
D Electrical resistivity
Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about
A 0.1
B 1
C 2.5
D 3.5
Which of the following fuels is generally not used in thermal power plant boiler firing?
A Furnace oil, light diesel oil and tar/PCM
B Pulverised coking coal
C Coal middling from washeries
D B.F. gas, coke oven gas and L.D. converter gas
High sulphur content in a fuel __________ of the flue gases.
A Decreases the dew point
B Increases the dew point
C Reduces the combustion efficiency by limiting the permissible temperature reduction
D Both B & C
Maximum permissible sulphur content in steel is __________ percent.
A 0.015
B 0.055
C 0.505
D 0.805
Increasing sulphur content in pig iron tends to make it
A Soft
B Hard
C Tough
D Ductile & malleable
Average sulphur content in Indian pyrites is about __________ percent.
A 15
B 35
C 55
D 70
Sulphur content in lighter and heavier petroleum products is generally determined respectively by
A Lamp method and bomb method
B Bomb method and lamp method
C Bomb method and quartz tube method
D Quartz tube method and lamp method
Sulphur is melted in the sulphuric acid plant most commonly by employing
A Electrical heater
B Steam heater
C Direct fuel oil fired heater
D Gas fired furnace

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