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 : The first law of thermodynamics is a restatement of the law of conservation of (A) Mass (B) Energy (C) Momentum (D) None of these
Last Answer : (B) Energy
Description : 1st law of thermodynamics is nothing but the law of conservation of (A) Momentum (B) Mass (C) Energy (D) None of these
Last Answer : (C) Energy
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 : The first law of thermodynamics is concerned with the conservation of w) energy x) momentum y) charge z) matter
Last Answer : ANSWER: W -- ENERGY
Description : Bernoulli's equation is dependent on the (A) First law of thermodynamics (B) Third law of thermodynamics (C) Law of conservation of momentum (D) None of these
Last Answer : (D) None of these
Description : The first law of thermodynamics is simply the case of – (1) Charles law (2) Newton's law of cooling (3) The law of heat exchange (4) The law of conservation of energy
Last Answer : (4) The law of conservation of energy Explanation: The first law of thennodynamics is a version of the law of conservation of energy for thermodynamic systems. It states That the change in the internal energy of a system is equal to the heat added to the system plus the work done on the system.
Description : The first law of thermodynamics is simply the case of (1) Charle’s law (2) Newton’s law of cooling (3) The law of heat exchange (4) The law of conservation of energy
Last Answer : The law of conservation of energy
Description : The statement that the sum of the kinetic and potential energies of a particle in the earth's gravitational field is constant is known as a.Principle of conservation of mechanical energy b.Law of gravitation c.Newton's law d.Principle of conservation of momentum e.Law of nature
Last Answer : a. Principle of conservation of mechanical 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 : 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
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 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 Navier-Stokes equation deals with the law of conservation of (A) Mass (B) Energy (C) Both (A) & (B) (D) Momentum
Last Answer : (D) Momentum
Description : Lenz's law results from the law of conservation of (A) Mass (B) Momentum (C) Energy (D) None of these
Description : Bernoulli equation deals with the law of conservation of (A) Mass (B) Momentum (C) Energy (D) Work
Last Answer : Answer: Option C
Description : Which of the following is the correct statement of the second law of thermodynamics? A. It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy ... energy, which can be obtained from a given quantity of heat energy. D. all of the above
Last Answer : Answer: D
Description : According to Kelvin-Planck's statement of second law of thermodynamics, A. it is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work B. it ... other than the transfer of heat from a cold body to a hot body D. none of the above
Last Answer : Answer: A
Description : Pick out the wrong statement. (A) A refrigeration cycle violates the second law of thermodynamics (B) Refrigeration cycle is normally represented by a temperature vs. entropy plot (C) In a refrigerator, ... (D) One ton of refrigeration is equivalent to the rate of heat absorption equal to 3.53 kW
Last Answer : (A) A refrigeration cycle violates the second law of thermodynamics
Description : Kirchhoff's 2nd law is consequence of law of conservation of A. energy B. charge C. momentum D. power
Last Answer : energy
Description : Hydraulic brakes function on the principle of (A) Law of conservation of momentum (B) Law of conservation of energy (C) Pascal’s law (D) None of the above
Last Answer : (C) Pascal’s law
Description : An ideal transformer always obeys the law of conservation of........: a. energy b. momentum c. charge d. Flux
Last Answer : b. momentum
Description : Lenz’s law is in accordance with the law of conservation of: a. momentum b. Angular momentum c. charge d. energy
Last Answer : a. momentum
Description : Lenz's law is an example of the law of conservation of one of the following. Is it conservation of: w) mass x) charge y) momentum z) energy
Last Answer : ANSWER: Z -- ENERGY
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 : According to Clausis statement of second law of thermodynamics (a) heat can't be transferred from low temperature source to high temperature source (b) heat can be transferred for low temperature to ... to high temperature source without the aid of external energy (e) all of the above.
Last Answer : Answer : d
Description : The first law of thermodynamics is concerned with the conservation of which thing? -General Knowledge
Last Answer : The answer is 'Energy'
Last Answer : answer:
Description : The first law of thermodynamics is concerned with the conservation of
Last Answer : The first law of thermodynamics is concerned with the conservation of A. Total energy of a ... chemical change D. Mass changes in nuclear reactions
Description : The first law of thermodynamics is concerned with the conservation of which thing?
Last Answer : Energy
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 : 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
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 : The second law of thermodynamics states that (A) The energy change of a system undergoing any reversible process is zero (B) It is not possible to transfer heat from a lower temperature to a higher temperature (C) The total energy of system and surrounding remains the same (D) None of the above
Last Answer : (D) None of the above
Description : The passengers standing in a bus fall in the backward direction when the stationary bus begins to move. Which of the following laws explains this situation? (1) Newton's First Law of Motion (2) Newton's Third Law of Motion (3) Newton's Second Law of Motion (4) The Law of Conservation of Momentum
Last Answer : (1) Newton's First Law of Motion Explanation: According to Newton's first law of motion (law of inertia) a body either at rest or in uniform motion will remain so unless acted on by a force When the passengers are standing on the bus, they (and the bus) are in a state of uniform motion.
Description : If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant. Which law states that? (1) Newton’s first law (2) Newton’s Second Law (3) Newton’s Third Law (4) Principle of conservation of linear momentum
Last Answer : (4) Principle of conservation of linear momentum Explanation: Conservation of linear momentum. The principle that the linear momentum of a system has constant magnitude and direction if the system is subjected to no external force. Also called law of conservation of linear momentum
Description : If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant. Which law states this? (1) Newton first law (2) Newton second law (3) Newton third law (4) Principle of conservation of linear momentum
Last Answer : (4) Principle of conservation of linear momentum Explanation: Principle of conservation of linear momentum states If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant.
Last Answer : (4) Principle of conservation of linear momentum Explanation: Principle of conservation of linear momentum states if no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant.
Description : The statement “heat cannot by itself flow from one body into a hotter body” is governed by _________. a. the first law of thermodynamics b. the second law of thermodynamics c. the third law of thermodynamics d. the zeroth law of thermodynamics
Last Answer : the second law of thermodynamics
Description : State the law of conservation of linear momentum. It is a consequence of which law?
Last Answer : State the law of conservation of linear momentum. It is a consequence of which law? Given an example ... Does it hold good during burst of a cracker?
Description : A moving body on Earth ordinarily comes to rest by itself because of the (a) Law of inertia (b) Forces of friction (c) Conservation of momentum (d) Gravity
Last Answer : Ans:(b)
Description : The third law of thermodynamics states that the (A) Heat capacity of a crystalline solid is zero at absolute zero temperature (B) Heat transfer from low temperature to high temperature source is ... without external work (C) Gases having same reduced properties behaves similarly (D) None of these
Last Answer : (A) Heat capacity of a crystalline solid is zero at absolute zero temperature
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 : Which statement of the second law of thermodynamics states that no heat engine can have a thermal efficiency of 100 percent? A. Kelvin-Planck statement B. Clausius statement C. Kevin statement D. Rankine statement
Last Answer : Kelvin-Planck statement
Description : The continuity equation of fluid mechanics utilises the principle of conservation of (A) Momentum (B) Mass (C) Energy (D) Both (B) & (C)
Last Answer : (B) Mass
Description : If a refrigerator is a heat pump that follows the first law of thermodynamics how much heat was removed from food inside of the refrigerator if it released 240J of energy to the room?
Last Answer : Not enough information. The refrigerator must also follow theSecond Law.The energy released to the room is the energy removedfrom the room, PLUS the energy used by the refrigerator (forexample, as electrical energy).