PIPE Elements 1 Flashcards

1
Q

The output power available and delivered to the switchboard is:

A

Combined Power

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2
Q

Heat transfer due to density differential is:

A

Convection

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3
Q

It is a type of heat exchanger wherein the steam is not mixed or contaminated with cooling water in the condensing process.

A

Surface Condenser

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4
Q

A device that automatically allows accumulated liquid to pass from a higher pressure to a lower pressure region

A

Trap

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5
Q

It supply the required air combustion and to remove the product of combustion.

A

Draft System

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6
Q

The natural direction of heat flow is from a low temperature reservoir to a high temperature reservoir. The fact is incorporated in:

A

The law of refrigeration

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7
Q

An anergic system is one in which:

A

The system does no work nor is doing work on it

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8
Q

A heat exchanger that pre-heats feedwater using the heat of the flue gas is:

A

Economizer

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9
Q

What does the area under the curve in the pV-diagram represents?

A

Non-Flow Work

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10
Q

The engine cycle operating on two adiabatic and two isometric
processes is:

A

Otto

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11
Q

It is the lower temperature at which oil will flow under prescribes condition.

A

Pour Point

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12
Q

It is refined petroleum naphtha which by its composition is suitable for use as a carburetant in internal combustion engine.

A

Gasoline

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13
Q

It is a hydrocarbon fluid of high ignition quality

A

Octane

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14
Q

The volume of a gas is held constant while its temperature is lowered. The pressure of the gas exerts on the walls of its container decreases because:

A

The molecules have lower speeds and strikes the walls less often

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15
Q

The time rate of doing work

A

Power

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16
Q

A crack in the earth through which geothermal substance passes.

A

Fumarole

17
Q

What are the largest fossil-fuel energy resources in the world?

A

Coal

18
Q

It is defined as a petroleum distillate having a flash pot blow 22.8 oC

A

Kerosene

19
Q

What is the condition of a fluid if its temperature is higher than the saturation temperature of the existing pressure?

A

Superheated

20
Q

Is one whose temperature is below the saturation temperature corresponding to its pressure?

A

Sub-Cooled

21
Q

The enthalpy of an ideal gas is a function of:

A

Temperature

22
Q

The process that has no work transfer is;

A

Anergic

23
Q

The theory of changing heat into mechanical work is;

A

Thermodynamics

24
Q

A substance that follows the Pv = mRT relation is:

A

Perfect Gas

25
Q

The force of gravity per unit volume is known as;

A

Specific Weight