EPRI: Heat Transfer & Fluid Flow – Q&A

EPRI: Heat Transfer & Fluid Flow – Q&A

Intensive Property Correct Ans - Property that is Independent of
mass?

Intensive Properties Correct Ans - What type of properties are
viscosity, electrical resistance, thermal conductivity, specific volume,
pressure, and temp?

Extensive Property Correct Ans - What type of property depends
on mass of sample?

Extensive Properties Correct Ans - What type of properties are
volume, mass, and energy?

solid, liquid, and gas Correct Ans - What are the 3 basic phases?

Phase Correct Ans - What is a quantity of matter that is
homogeneous throughout?

State of a Substance Correct Ans - What is the thermodynamic
condition of a substance that is defined by two or more of its independent
thermodynamic properties?

State Correct Ans - A change of ______ will always occur with a
change of phase.

Change of State Correct Ans - A change of phase may or may not
occur with?

Specific Volume Correct Ans - What is the volume per unit mass?

The reciprocal of density Correct Ans - Specific Volume can also be
defined as?

Sensible Heat Correct Ans - What is it called when a substances
experiences a change in temperature but not a change in phase?

0 Correct Ans - What is the freezing point in Celsius?

,32 Correct Ans - What is the freezing point in Fahrenheit?

273.15 Correct Ans - What is the freezing point in Kelvin?

491.67 Correct Ans - What is the freezing point in Rankin?

100 Correct Ans - What is the boiling point in C?

212 Correct Ans - What is the boiling point in F?

373.15 Correct Ans - What is the boiling point in K?

671.67 Correct Ans - What is the boiling point in R?

273.15 Correct Ans - What is absolute zero of C?

459.67 Correct Ans - What is absolute zero of F?

0 Correct Ans - What is absolute zero of K?

0 Correct Ans - What is absolute zero of R?

Latent Heat Correct Ans - What is it called when a substance
experiences a change in phase, but not a change in temperature?

Pressure Correct Ans - Force per unit area exerted by system on its
surroundings?

PSI Correct Ans - What is a unit of measurement used for pressure?

Density Correct Ans - Mass of a unit volume of substance

pounds mass/feet cubed Correct Ans - What is a unit of
measurement used for density?

Internal Energy Correct Ans - What is the sum of energy in a
substance?

, Molecules Correct Ans - Substances posses several microscopic
forms of energy due to rotation, vibration, translation, and interactions
among _________ of the substance

H = PV + U Correct Ans - Equation for Enthalpy?

Ethalpy Correct Ans - Thermodynamic quantity that is equivalent
to the total heat content of a system?

Entropy Correct Ans - Property used to describe both the amount
of heat transferred and the temperature at which it is transferred?

1st Law of Thermodynamics Correct Ans - Energy is neither
created or destroyed. One kind of energy can be transformed to another
kind of energy, but the sum of the energies entering the process must be
equal to the sum of energies stored or leaving the process.

Energy In = Energy Out + Energy Stored Correct Ans - What is an
equation used to explain the 1st law of thermos

General Energy Correct Ans - What equation includes four forms of
energy?

Potential Energy (PE), Kinetic Energy (KE), Flow Energy (FE = PV), and
Internal Energy (U) Correct Ans - What four forms of energy are in
the General Energy Equation?

2nd Law of Thermodynamics Correct Ans - No heat engine, actual
or ideal, when operating in a cycle can convert all the heat supplied to it
into mechanical work.

100% efficiency cycle Correct Ans - The 2nd law of thermos says
you cannot have what?

Saturation Temperature Correct Ans - The temperature at which
the water first begins to evaporate into steam, while under a given
pressure, is known as the?