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

1 Answer

Answer :

Conservation of Energy Principle

Related questions

Description : It states that mass is a commodity that can neither be heated nor destroyed with the exception of nuclear processes where the conversion of mass into energy is a fundamental principle  a. Law of ... Conservation of Energy  c. Law of Conservation of Power  d. Law of Conservation of Heat

Last Answer : Law of Conservation of Mass

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 : 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 : Energy can neither be created nor destroyed but can be converted from one form to other is inferred from  (a) zeroth low of thermodynamic  (b) first law of thermodynamics  (c) second law to thermodynamics  (d) basic law of thermodynamics  (e) claussius statement.

Last Answer : Answer : b

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 laws validates the statement that matter can neither be created nor destroyed? (1) Law of conservation of energy (2) Le Chatelier's Principle (3) Law of conservation of mass (4) Law of osmosis

Last Answer : (3) Law of conservation of mass Explanation: The law of conservation of mass, also known as the principle of mass/matter conservation, states that the mass of an isolated system (closed to all ... out, its quantity cannot otherwise change over time (hence, its quantity is "conserved" over time).

Description : Which of the following laws validates the statement that matter can neither be created nor destroyed ? (1) Law of conservation of energy (2) Le Chatelier’s Principle (3) Law of conservation of mass (4) Law of osmosis

Last Answer : Law of conservation of mass

Description : The first law of thermodynamics is the:  A. Law of conservation of momentum  B. Law of conservation of mass  C. Law of conservation of power  D. Law of conservation of energy

Last Answer : Law of conservation of energy

Description : What states that the net change in the total energy of the system during a process is equal to the difference between the total energy entering and the total energy leaving the system during ... Conservation of energy principle  C. Second law of thermodynamics  D. Conservation of mass principle

Last Answer : Conservation of energy principle

Description : What states that the net mass transfer to or from a system during a process is equal to the net change in the total mass of the system during that process?  A. Third law of thermodynamics  B. Conservation of energy principle  C. Second law of thermodynamic  D. Conservation of mass principle

Last Answer : Conservation of mass principle

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 : 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 : The 1st Law of Thermodynamics on what principle?  a. Conservation of Energy  b. Conservation of mass  c. Enthalpy  d. Isometric

Last Answer : Conservation of Energy

Description : What system in which neither mass nor energy cross the boundaries and is not influenced by the surroundings?  a. Closed system  b. Open system  c. Isolated system  d. All of these

Last Answer : Isolated system

Description : An isolated system is one in which  (a) mass does not cross boundaries of the system, though energy may do so  (b) neither mass nor energy crosses the boundaries of the system  (c) both ... system  (d) mass crosses the boundary but not the energy  (e) thermodynamic reactions do not occur.

Last Answer : Answer : b

Description : An open system is one in which  (a) mass does not cross boundaries of the system, though energy may do so  (b) neither mass nor energy crosses the boundaries of the system  (c) both energy ... system  (d) mass crosses the boundary but not the energy  (e) thermodynamic reactions do not occur.

Last Answer : Answer : c

Description : A closed system is one in which  (a) mass does not cross boundaries of the system, though energy may do so  (b) mass crosses the boundary but not the energy (c) neither mass nor energy ...  (d) both energy and mass cross the boundaries of the system  (e) thermodynamic reactions take place.

Last Answer : Answer : a

Description : It is important to balance the chemical equations to satisfy the law of conservation of mass. Which of the following statements of the law is incorrect? (a) The total mass of the elements present in ... the reaction (d) Mass can neither be created nor can it be destroyed in a chemical Reaction.

Last Answer : Answer : (c) The chemical composition of the reactants is the same before and after the reaction

Description : Conservation of energy means that (a) energy can be created as well as destroyed (b) energy can be created but not destroyed (c) energy cannot be created but can be destroyed (d) energy can neither be created nor destroyed

Last Answer : Ans:(d)

Description : Conservation of energy means that (a) Energy can be created as well as destroyed (b) Energy can be created but not destroyed (c) Energy cannot be created but can be destroyed (d) Energy can neither be created nor destroyed

Last Answer : Ans:(d)

Description : What law states that entropy can be created but it cannot be destroyed?  A. Zeroth law of thermodynamics  B. First law of thermodynamics  C. Second law of thermodynamics  D. Third law of thermodynamics

Last Answer : Second law of thermodynamics

Description : Kelvin Planck’s law deals with  (a) conservation of heat  (b) conservation of work  (c) conversion of heat into work  (d) conversion fo work into heat  (e) conservation of mass.

Last Answer : Answer : c

Description : The first law of thermodynamics is based on which of the following principles?  a. Conservation of mass  b. Conservation of energy  c. Action and reaction  d. The entropy-temperature relationship

Last Answer : Conservation of energy

Description : The first law of thermodynamics is based on which of the following principles?  a. conservation of mass  b. the enthalpy-entropy relationship  c. action – reaction  d. conservation of energy

Last Answer : conservation of energy

Description : The first law of thermodynamics is based on which of the following principles?  A. Conservation of mass  B. Conservation of energy  C. Action and reaction  D. The entropy-temperature relationship

Last Answer : Conservation of energy

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 : The law of conservation of mass states that ______.  a. mass is indestructible  b. mass is destructible  c. mass is indestructible  d. none of the above

Last Answer : mass is indestructible

Description : Kelvin-Planck’s law deals with  A. conservation of work  B. conservation of heat  C. conversion of heat into work  D. conversion of work into heat

Last Answer : Answer: C

Description : A jet engine works on the principle of a.Conservation of energy b.Conservation of mass and momentum c.Conservation of linear mementum d.Conservation of energy and momentum e.Conservation of mass

Last Answer : c. Conservation of linear mementum

Description : Study of transformation of heat energy to mechanical energy to other forms of energy.  a. Thermodynamics  b. Physics  c. Mechanics  d. None of the above

Last Answer : Thermodynamics

Description : Which of the following laws of thermodynamic which leads to the definition of entropy?  a. First law  b. Second law  c. Third law  d. Law of conservation of energy

Last Answer : Second law

Description : Which of the following laws of thermodynamic which leads to the definition of entropy?  a. First law  b. Second law  c. Third law  d. Law of conservation of energy

Last Answer : Second law

Description : The equation Ein – Eout = E∆ system is known as ______.  A. Energy conservation  B. Energy equation  C. Energy balance  D. Energy conversion equation

Last Answer : Energy balance

Description : The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as  A. law of equipartition of energy  B. law of conservation of energy  C. law of degradation of energy  D. none of these

Last Answer : Answer: A

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 ______ 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 : Entropy change depends on  (a) heat transfer  (b) mass transfer  (c) change of temperature  (d) thermodynamic state  (e) change of pressure and volume.

Last Answer : Answer : a

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 : _________ 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 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 : According to first law of thermodynamics  (a) mass and energy are mutually convertible  (b) Carnot engine is most efficient  (c) heat and work are mutually convertible  (d) mass and light are mutually convertible  (e) heat flows from hot substance to cold substance.

Last Answer : Answer : c

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 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 : What states that thermal efficiencies of all reversible heat engines operating between the same two reservoirs are the same and that no heat engine is more efficient than a reversible one operating between the ... A. Ericson principle  B. Carnot principle  C. Otto principle  D. Stirling principle

Last Answer : Carnot principle

Description : An x-ray photon collides with a free electron, and the photon is scattered. During this collision there is conservation of: w) momentum but not energy x) neither momentum nor energy y) energy but not momentum z) both momentum and energy

Last Answer : ANSWER: Z -- BOTH MOMENTUM AND ENERGY 

Description : It is the unbalanced force developed in a turbo jet engine that is caused by the difference in the momentum of the low-velocity air entering the engine and the high velocity exhaust gases leaving the engine.  a. Fall  b. Lift  c. Drag  d. Thrust

Last Answer : Thrust

Description : A vector quantity whose direction is the same as the direction of the velocity  a. Force  b. Momentum  c. Friction  d. Resultant

Last Answer : Momentum

Description : Absolute zero pressure will occur  (a) at sea level  (b) at the center of the earth  (c) when molecular momentum of the system becomes zero  (d) under vacuum conditions  (e) at a temperature of – 273 °K

Last Answer : Answer : c

Description : If energy is neither created nor destroyed then from where do we get energy? -Physics 9th

Last Answer : The first law of thermodynamics, also known as Law of Conservation of Energy, states that energy can neither be created nor destroyed; energy can only be transferred or changed from one form to another. ... on a light would seem to produce energy; however, it is electrical energy that is converted.

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