Is the energy in transit (on the
move) from the one body or system to
another solely because of a temperature
between the bodies or systems.
 a. Work
 b. Heat
 c. Energy
 d. None of the above

1 Answer

Answer :

Heat

Related questions

Description : What is an energy that can be transferred from one object to another causing a change in temperature of each object?  A. Power  B. Heat transfer  C. Heat  D. Work

Last Answer : Heat

Description : Zeroth law of thermodynamics  (a) deals with conversion of mass and energy  (b) deals with reversibility and irreversibility of process  (c) states that if two systems are both in equilibrium with a ... in thermal equilibrium with each other  (d) deals with heat engines  (e) does not exist.

Last Answer : Answer : c

Description : According to Avogadro's Hypothesis  (a) the molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature  (b) the sum of partial pressure of ... gases have two values of specific heat  (e) all systems can be regarded as closed systems.

Last Answer : Answer : a

Description : The energy that flows from higher temperature object to a lower temperature object because of the difference in temperature is called  a. heat  b. temperature  c. thermodynamics cycle  d. energy flow

Last Answer : heat

Description : What states that if two bodies are in thermal equilibrium with a third body, they are also in equilibrium with each other?  A. Zeroth law of thermodynamics  B. First law of thermodynamics  C. Second law of thermodynamics  D. Third law of thermodynamics

Last Answer : Zeroth law of thermodynamics

Description : When two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with each other. This statement is called  A. Zeroth law of thermodynamics  B. First law of thermodynamics  C. Second law of thermodynamics  D. Kelvin Planck’s law

Last Answer : A. Zeroth law of thermodynamics

Description : The first law of thermodynamics may be expressed in the following equivalent  a. the net heat transfer id equal to the network  b. the sum of the total energy forms leaving the system boundary is ... neither be created nor destroyed but only converted from one form to another  d. all of the above

Last Answer : all of the above

Description : Which of the following best describes heat?  a. The capacity to do work  b. Forces times distances  c. Sum of thermal and chemical energy  d. An energy transfer due to temperature difference

Last Answer : An energy transfer due to temperature difference

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 : Heat cannot be created, nor destroyed, but it can be changed from one form to another. The energy in the universe remains constant.  a. 1st Law of Energy Conservation  b. 2nd Law of Energy Conservation  c. 3rd Law of Energy Conservation  d. None of the above

Last Answer : 1st Law of Energy Conservation

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 : Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant  (a) pressure  (b) temperature  (c) volume  (d) internal energy  (e) entropy.

Last Answer : Answer : c

Description : Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant  (a) pressure  (b) temperature  (c) volume  (d) internal energy  (e) entropy.

Last Answer : Answer : a

Description : Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle  A. combustion is at constant volume  B. expansion and compression are isentropic  C. maximum temperature is higher  D. heat rejection is lower

Last Answer : Answer: D

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 : What statement of the second law of thermodynamics states that it is impossible to build a device that operates in a cycle and produces no effect other than the transfer of heat from a lower- ... A. Kelvin-Planck statement  B. Clausius statement  C. Kelvin statement  D. Rankine statement

Last Answer : Clausius statement

Description : The heat per unit mass per degree change in temperature  a. specific heat  b. isometric  c. conservation of energy  d. none of the above

Last Answer : specific heat

Description : Utilizing the answer to the previous problem, estimate the overall or average increase in temperature ( ΔT) of the concrete roof from the energy absorbed from the sun during a12hour day. Assume that all of the radiation absorbed goes into ... °C  b. 8.9°C  c. 9.9°C  d. 10.9°C formula: ΔQ = m c ΔT

Last Answer : 7.9 °C

Description : _________ is a measure of the average kinetic energy per molecule in a substance.  a. movement  b. temperature  c. heat  d. mass

Last Answer : temperature

Description : What is the highest efficiency of heat engine operating between the two thermal energy reservoirs at temperature limits?  A. Ericson efficiency  B. Otto efficiency  C. Carnot efficiency  D. Stirling efficiency

Last Answer : Carnot efficiency

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 : An adiabatic process is one in which  A.no heat enters or leaves the gas  B.the temperature of the gas changes  C.the change in internal energy is equal to the mechanical workdone  D.all of the above

Last Answer : Answer: D

Description : The first law of thermodynamics is the law of  (a) conservation of mass  (b) conservation of energy  (c) conservation of momentum  (d) conservation of heat  (e) conservation of temperature.

Last Answer : Answer : b

Description : Which of the following represents the perpetual motion of the first kind  (a) engine with 100% thermal efficiency  (b) a fully reversible engine  (c) transfer of heat energy from low ... its own energy  (e) production of energy by temperature differential in sea water at different levels.

Last Answer : Answer : d

Description : If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly  (a) temperature  (b) enthalpy  (c) internal energy  (d) entropy  (e) all of the above.

Last Answer : Answer : d

Description : According to kinetic theory of gases, the absolute zero temperature is attained when  (a) volume of the gas is zero  (b) pressure of the gas is zero  (c) kinetic energy of the molecules is zero  (d) specific heat of gas is zero  (e) mass is zero.

Last Answer : Answer : c

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 : Is a thermodynamic system that operates continuously with only energy (heat and work) crossing its boundaries?  a. Heat Engine  b. Heat Reservoir  c. Heat Source  d. Heat Sink

Last Answer : Heat Engine

Description : A system having a rigid boundary that energy, work and mass does not cross its boundaries  a. Specific Heat  b. Specific Gravity  c. Isolated System  d. Enthalpy

Last Answer : Isolated System

Description : If a system absorbs 500 cal of heat at the same time does 400J of work, find the change in internal energy of the system.  a. 1400 J  b. 1700 J  c. 1900 J  d. 1500 J

Last Answer : 1700 J

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 : First law of thermodynamics  (a) enables to determine change in internal energy of the system  (b) does not help to predict whether the system will or not undergo a change  (c) does not enable ... entropy  (d) provides relationship between heat, work and internal energy  (e) all of the above.

Last Answer : Answer : e

Description : According to first law of thermodynamics  (a) work done by a system is equal to heat transferred by the system  (b) total internal energy of a system during a process remains constant  ( ... , enthalpy and entropy during a process remain constant  (d) total energy of a system remains constant

Last Answer : Answer : d

Description : First law of thermodynamics furnishes the relationship between  (a) heat and work  (b) heat, work and properties of the system  (c) various properties of the system  (d) various thermodynamic processes  (e) heat and internal energy.

Last Answer : (b) heat, work and properties of the system

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 : What is the area under the curve on a temperature –entropy diagram?  a. Heat  b. work  c. entropy  d. volume

Last Answer : Heat

Description : Which is the incorrect statement about Carnot cycle?  A. It is used as the alternate standard of comparison of all heat engines.  B. All the heat engines are based on Carnot cycle.  C. It provides concept of maximising work output between the two temperature limits.  D. all of the above

Last Answer : Answer: B

Description : The thermodynamic difference between a Rankine cycle working with saturated steam and the Carnot cycle is that  (a) carnot cycle can't work with saturated steam  (b) heat is supplied to water at temperature ... heat at two places  (d) rankine cycle is hypothetical  (e) none of the above.

Last Answer : Answer : b

Description : Addition of heat at constant pressure to a gas results in  (a) raising its temperature  (b) raising its pressure  (c) raising its volume  (d) raising its temperature and doing external work  (e) doing external work.

Last Answer : Answer : d

Description : Two thick slices of bread, when completely oxidized by the body, can supply 200,000 cal of heat. How much work is this equivalent to?  a) 4,190,000 joules  b) 8,390,000 joules  c) 839, ... d) 419 000 joules Formula: J =Work/Heat J = mechanical equivalent of heat whose value is 4.19 joules/calorie

Last Answer : 419 000 joules

Description : Change in enthalpy of a system is the heat supplied at  (a) constant pressure  (b) constant temperature  (c) constant volume  (d) constant entropy  (e) N.T.P. condition.

Last Answer : Answer : a

Description : Which of the following quantities is not the property of the system  (a) pressure  (b) temperature  (c) specific volume  (d) heat  (e) density.

Last Answer : Answer : d

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 : Conceptualize that the heat was an energy form and that there was a precise relationship between heat and work.  a. Count Rumford  b. Sir Humpry Davey  c. James Prescott  d. all of the above

Last Answer : all of the above

Description : All the energy we consume ultimately becomes _________.  a. heat  b. depleted  c. exhausted  d. work

Last Answer : heat

Description : Entropy is transferred by ______.  A. Work  B. Heat  C. Energy  D. Work and heat

Last Answer : Heat

Description : During throttling process  (a) heat exchange does not take place  (b) no work is done by expanding steam  (c) there is no change of internal energy of steam  (d) all of the above  (e) entropy decreases.

Last Answer : Answer : d