Description : Who is the father of thermodynamics? a. Lazare Carnot b. Sadi Carnot c. William Thompson d. Rudolf Classius
Last Answer : Sadi Carnot
Description : The heat absorbed by a unit mass of a material at its holding point in order to convert the material into a gas at the same temperature. a. Latent Heat of Sublimation b. Latent Heat of Vaporization c. Latent Heat of Fusion d. Latent Heat Of Condensation
Last Answer : Latent Heat of Vaporization
Description : What is defined as the quantity of heat needed to raise the temperature of one kilogram of water by one degrees Celsius? a. Kilojoule b. Btu c. Kilocalorie d. Latent heat
Last Answer : Kilocalorie
Description : What refers to the heat needed to change the temperature of the substances without changing its phases? a. Latent heat b. Sensible heat c. Specific heat d. entropy
Last Answer : Sensible heat
Description : What is the measure of the energy that is no longer available to perform useful work within the current environment? a. enthalpy b. entropy c. internal energy d. latent heat
Last Answer : entropy
Description : What is known as the total heat and heat content at various times in the history? a. enthalpy b. entropy c. internal energy d. latent heat
Last Answer : enthalpy
Description : Heat that cause change in phase without a change in temperature. a) Sensible Heat b) Latent Heat c) Thermo Heat d) None of the above
Last Answer : Latent Heat
Description : Heat that cause change in temperature at without a change in phase. a) Sensible Heat b) Latent Heat c) Thermo Heat d) None of the above
Last Answer : Sensible Heat
Description : Which of the following cannot be measured by a thermometer? a. Latent Heat b. Sensible Heat c. Specific Heat d. Heat of Fusion
Description : Heat which causes a change in temperature of a substance. a. Latent heat b. Sensible heat c. Specific heat d. Heat of Fusion
Description : The heat Q per unit mass per degree change in temperature that must be supplied or removed to change the temperature of a substance. a. Specific Heat Capacity b. Latent Heat c. Heat of Transformation d. Internal Heat
Last Answer : Specific Heat Capacity
Description : The amount of heat energy per kilogram that must be added or removed when a substance changes from one phase to another. a. specific heat b. heat of expansion c. latent heat d. useful heat
Last Answer : latent heat
Description : The ______ of a substance is the amount of heat that must be added or removed from a unit mass of the substance to change its temperature by one degree. A. Latent heat of fusion B. Molar heat C. Specific heat capacity D. Specific heat
Last Answer : Specific heat capacity
Description : What is defined as the energy required to raise the temperature of a unit mass of a substance by one degree? A. Latent heat of fusion B. Molar heat C. Specific heat capacity D. Specific heat
Last Answer : Specific heat
Description : What is the latent heat of vaporization of water at 1 atm? A. 2314.8 kJ/kg B. 2257.1 kJ/kg C. 2511.7 kJ/kg D. 2429.8 kJ/kg
Last Answer : 2257.1 kJ/kg
Description : What is the latent heat of fusion of water at 1 atm? A. 331.1 kJ/kg B. 332.6 kJ/kg C. 333.7 kJ/kg D. 330.7 kJ/kg
Last Answer : 333.7 kJ/kg
Description : What refers to the amount of energy absorbed or released during a phase-change process? A. Molar heat B. Latent heat C. Vaporization heat D. Condensation heat
Last Answer : Latent heat
Description : What is the heat capacity of one gram of a substance? A. Molecular heat B. Specific heat C. Latent heat D. Molar heat
Description : What is the heat capacity of one mole of substance? A. Molecular heat B. Specific heat C. Latent heat D. Molar heat
Last Answer : Molar heat
Description : What refers to the amount of heat needed to raise the temperature of an object by one degree Celsius or 1K? A. Heat capacity B. Specific heat C. Latent heat D. Molar heat
Last Answer : Heat capacity
Description : What are the only two forms of energy interactions associated with a closed system? A. Kinetic energy and heat B. Heat transfer and work C. Thermal energy and chemical energy D. Latent energy and thermal energy
Last Answer : Heat transfer and work
Description : What is the extremely large amount of energy associated with the strong bonds within the nucleus of the atom itself called? A. Chemical energy B. Latent energy C. Phase energy D. Nuclear energy
Last Answer : Nuclear energy
Description : What is the internal energy associated with the atomic bonds in a molecule called? A. Chemical energy B. Latent energy C. Phase energy D. State energy
Last Answer : Chemical energy
Description : What is the internal energy associated with the phase of a system called? A. Chemical energy B. Latent energy C. Phase energy D. Thermal energy
Last Answer : Latent energy
Description : Who coined the word energy? a. James Joule b. Thomas Young c. Rudolf Diesel d. Kelvin
Last Answer : Thomas Young
Description : Who coined the word Entropy? a. Rudolf Clausius b. Kelvin c. Gabriel Volks d. Rudolf Diesel
Last Answer : Rudolf Clausius
Description : Who coined the word “energy” in 1807? A. William Rankine B. Rudolph Clausius C. Kelvin D. Thomas Young
Description : The term “adiabatic” comes from Greek “adiabatos” which means ______. A. No heat B. No transfer C. Not to be passed D. No transformation
Last Answer : Not to be passed
Description : The term “enthalpy” comes from Greek “enthalpen” which means ______. A. Warm B. Hot C. Heat D. Cold
Last Answer : Heat
Description : The term “thermodynamics” comes from Greek words “therme” and “dynamis” which means _______. A. Heat power B. Heat transfer C. Heat energy D. Heat motion
Last Answer : Heat power
Description : A certain Professor at the Stanford University coined the word ‘artificial intelligence’ in 1956 at a conference held at Dartmouth college. Can you name the Professor? a) David Levy b) John McCarthy c) Joseph Weizenbaum d) Hans Berliner
Last Answer : b) John McCarthy
Description : A certain Professor at the Stanford University coined the word 'artificial intelligence' in 1956 at a conference held at Dartmouth College. Can you name the Professor? A. David Levy B. John McCarthy C. Joseph Weizenbaum D. Hans Berliner E. None of the above
Last Answer : B. John McCarthy
Description : The thermal radiation emitted by a blackbody heated to a given temperature. a. Gamma Radiation b. Black Body Radiation c. Electromagnetic Radiation d. Alpha Radiation
Last Answer : Black Body Radiation
Description : What is the absorptivity of a black body? A. 0 B. 1 C. 0.5 D. 0.25
Last Answer : 1
Description : What is the emissivity of a black body? A. 0 B. 1 C. 0.5 D. 0.25
Description : At same temperatures, the radiation emitted by all real surfaces is ______ the radiation emitted by a black body. A. Less than B. Greater than C. Equal to D. Either less than or greater than
Last Answer : Less than
Description : What is considered as a perfect absorber as well as a perfect emitter? A. Gray body B. Black body C. Real body D. White body
Last Answer : Black body
Description : Energy can neither created nor destroyed. It can only change forms. a. Conservation of Mass Principle b. Conservation of Energy Principle c. Conservation of Momentum Principle d. Conservation of Heat Principle
Last Answer : Conservation of Energy Principle
Description : It is the deposition of radiant energy as heat into an absorbing body. a. Radiation b. Ionization c. Convection d. Insolation
Last Answer : Insolation
Description : For a body cooling in a draft, the rate of heat loss is proportional to the difference in temperature between the body and its surroundings. a. Nemst Effect b. Caloric Theory c. Joule’s Law d. Newton’s Law of Cooling
Last Answer : Newton’s Law of Cooling
Description : The theory that heat consisted of a fluid, which could be transferred from one body to another, but not “created” or “destroyed”. a. Clausius Theorem b. Caloric Theory c. Joules Law d. Newton’s Law of cooling
Last Answer : Caloric Theory
Description : An ideal gas is compressed in a cylinder so well insulated that there is essentially no heat transfer. The temperature of gas a. Remains constant b. increases c. decreases d. is basically zero
Last Answer : increases
Description : One for which no heat is gained or lost a. Isentropic b. Adiabatic c. Isothermal d. Polytropic
Last Answer : Adiabatic
Description : Which of the following thermodynamic devices operates the reverse of the heat engine? a. Thermal pump b. Thermal evaporator c. Thermal condenser d. Thermal equilibrant
Last Answer : Thermal pump
Description : Entropy is the measure of: a. The internal energy of a gas b. The heat capacity of a substance c. Randomness or disorder d. The change of enthalpy of a system
Last Answer : Randomness or disorder
Description : Which of the following relations is not applicable in a free expansion process? a. Heat is rejected to zero b. Work done is zero c. Change in temperature is zero d. Heat supplied is zero
Last Answer : Change in temperature is zero
Description : Which of the following occurs in a reversible polytrophic process? a. Enthalpy remains constant b. Internal energy does not change c. Some heat transfer occurs d. Entropy remains constant
Last Answer : Some heat transfer occurs
Description : When the expansion of compression of gas takes place without transfer of heat to or from the gas the process is called a. reversible b. adiabatic c. polytropic d. isothermal
Last Answer : adiabatic
Description : When the expansion of compression of gas takes place without transfer of heat or from the gas the process is called; a. Isometric process b. Isothermal process c. Isobaric process d. Adiabatic process
Last Answer : Adiabatic process
Description : What is the area under the curve on a temperature –entropy diagram? a. Heat b. work c. entropy d. volume