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DAY 2 Trivia Flashcards

1
Q

Rochelle Salt

A

KNOC4H4O6*4H2O

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2
Q

Function of a transducer

A

Convert the primary signal into more useful quantity

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2
Q

Used as a catalyst for the Haber-Hosch process of producing ammonia from nitrogen and hydrogen gas

A

Iron

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3
Q

Lee-Kesler correlation is only applicable for

A

non-polar and slightly polar compounds

CH 04
(P4-13)

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4
Q

Simplest type of control commonly expressed as having on/off position action

A

Bang Bang (Bang-zero-bang)

(P8-69)

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5
Q

Fugacity and pressure are numerically equal when a gas is:

A

an ideal gas

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6
Q

Ratio of thermal diffusivity and momentum
in liquid is known as

A

Prandtl Number

(CH-05; T6-9/T3-5)

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7
Q

What causes feedback on telephone
during raining days?

A

Oscillation

(CH-08)

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8
Q

What is used in ultrasonic flow meters?

A

Doppler Effect

(CH 08: Process Control; *Flowmeters:
CH 10)

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8
Q

What do you call the temperature in which the reactor cannot be controlled?

A

Runaway Temperature

(CH-23)

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9
Q

Oil shale is an organic-rich-fine-grained
sedimentary rock also known as

A

Kerogen

(CH-24: Fuels/Oils)

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9
Q

What do you call the temperature in which the reactor cannot be controlled?

A

Runaway Temperature

(CH-23: Process Safety)

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10
Q

It is a liquid that does not flow at all until a threshold shear stress is attained

A

Bingham plastic

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11
Q

In feedback control system for temperature control, a thermocouple measures the temperature and the output is fed to a controller. What results when one of the components known as a comparator compares a measured temperature value with desired value or set point?

A

Error

(CH-08: Process Control; P8-5)

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12
Q

The measure of a material’s ability to radiate absorbed energy.

A

Emissivity

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13
Q

In agitation, which among the following will not prevent
swirling or the formation of a vortex:

A

Installing baffles in the tank

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14
Q

Product of alumina and silica at high
temperature

A

Kaolinite

(CH-25: Matl’s of Construction)

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15
Q

What happens to the particle when grinding
limit is reached?

A

No change in particle size

(CH21: Size Reduction P21-67)

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16
Q

This phenomenon occurs in a fluid flow system when the local static pressure drops below the vapor pressure of the liquid at the existing temperature, resulting to damage to pumps and control valves from the formation of “BUBBLES” or VOIDS.

A

Cavitation

17
Q

Heat Capacity is defined as C=dQ/dT. What is the difficulty about the relationship of C to Q which are supposedly state functions?

A

It is a process-dependent quantity.

18
Q

What protective response which is initiated upon detection of a process hazard?

A

Interlock

(CH-08: Process Control)

19
Q

The Brinell Number of a materials is a
measure of

A

Hardness

(CH-25: Mat’l of Construction)

20
Q

What equation is used to relate reaction, rate constant, k and temperature?

A

k = A e^(-E/RT)

(CH-07: Reaction Kinetics; E7-8)

21
Q

Which of the following is an example of
local equilibrium?

A

Shockwave

(CH 16: Theory of Eqbm; T16-2)

22
Q

In cubic equations of state, what is the
assumption for the middle root?

A

No significance (since these roots
are extraneous roots)

CH-04: Cubic EOS
(P4-12)

the value is different during shift-solve

23
Q

It is the ratio of the normal operation (or design) gas throughput to the minimum allowable gas throughout.

A

Turdown Ratio

(CH14: Gas Ab; P14-45)

24
Q

Time-dependent fluids that show
decreasing shear stress with time at
constant shear rate.

A

Thixotropic

(CH-06: Fluid Dynamics, Reology)

25
Q

Velocity profile of turbulent flow in buffer
zone?

A

u+ = 5 ln y+ - 3.05

(CH-06: Velocity Profile;
P6-11; E6-42)

26
Q

The power law model of dilatant fluids

A

n>1

(CH-06: Fluid Dynamics; Rheology)

27
Q

It is the classification of stainless steel designated as 300 series that retains crystalline structure at all temperatures from the cryogenic region to the melting point of the alloy.

A

Austenitic

(P25-2: Mat’l of Construction, Stainless Steel)

28
Q

Actual work delivered divided by
theoretical work?

A

Turbine efficiency

29
Q

This type of flow-measuring device is typically used for highly corrosive fluids

A

Magmeter

(CH-08: Process Control or CH-10: Flowmeters)

30
Q

What is the minimum temperature at which a vapor above a liquid will continue to burn once ignited?

A

Fire Point

(CH-23: Process Safety;
Concepts start on P23-7)

31
Q

Considering a substance B with constant thermal conductivity. What should be the expression of thermal resistance of the steady state flow is perpendicular to the slab base on Fourier’s Law?

A

E5-3: R = B / kA

(CH-05: HEMATRA; Conduction
P5-4-start)

32
Q

A type of portland cement that contains tricalcium silicate and dicalcium silicate

A

Low Heat Cement

33
Q

Other name for yamatake system

A

Azbil

34
Q

Animal fixative that comes from deers

A

Musk

35
Q

A good general reference on the art of problem solving his classical work

A

Polya

36
Q

A feasible design

A

Plausible

37
Q

Other term for earthwax

A

Ozocerite

38
Q

What defines the virial coefficients shown in the equation as follows:

PV/nRT=1+B/(V/n)+C/(V/n)2+D/(V/n)3+…

A

Coefficients B,C, and D: each is
dependent of the temperature and
composition of gas mixture

(CH-04: Virial EoS; P4-11)

39
Q

What is the direct function of the range of an instrument which is the ratio of the upper range value of the instrument of the lower range value?

A

Turndown

(P8-74)

40
Q

Difference of highest and lowest ratio

A

Inherent Rangeability

(P8-74)

41
Q

In a packed column, which of the following equipment?

A

Liquid distributor

42
Q

It is a membrane separation process where a component from a heated liquid phase permeates through the membrane and is removed under low pressure.

A

Pervaporation

43
Q

Which anong the following is not an advantage of using a falling film evaporator?

A

High resistance

44
Q

Reaction conversion increases with an increase in temperature in the case of which reaction?

A

Reversible endothermic

. (12 decks)

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