Description : The measurement of a thermodynamic property known as temperature is based on A. Zeroth law of thermodynamics B. First law of thermodynamics C. Second law of thermodynamics D. none of these
Last Answer : Answer: A
Description : The thermodynamic law, PVy = constant, is not applicable in case of (A) Ideal compression of air (B) Free expansion of an ideal gas (C) Adiabatic expansion of steam in a turbine (D) Adiabatic compression of a perfect gas
Last Answer : (B) Free expansion of an ideal gas
Description : Which law of the thermodynamics provides basis for measuring the thermodynamic property? (A) First law (B) Zeroth law (C) Third law (D) Second law
Last Answer : B) Zeroth law
Description : Measurement of thermodynamic property of temperature is facilitated by __________ law of thermodynamics. (A) 1st (B) Zeroth (C) 3rd (D) None of these
Last Answer : B) Zeroth
Description : The thermodynamic law, PVy = constant, is not followed by the (A) Free expansion of an ideal gas (B) Adiabatic expansion of steam in turbine (C) Adiabatic compression of air (D) Ideal compression of air
Last Answer : Option A
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 Law of Thermodynamics that provides the basis for measuring the thermodynamic property of temperature. a. Charle’s Law b. Boyle’s Law c. Zeroth Law d. Gas Law
Last Answer : Zeroth Law
Description : Who discovered the thermodynamic property “Entropy” in 1865? 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 : 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 : What law asserts that energy is a thermodynamic property? A. First law of Thermodynamics B. Second law of Thermodynamics C. Third law of Thermodynamics D. Zeroth law of Thermodynamics
Last Answer : First law of Thermodynamics
Description : Measurement of temperature is based on (a) thermodynamic properties (b) zeroth law of thermodynamics (c) first law of thermodynamics (d) second law of thermodynamics (e) joule’s law.
Last Answer : Answer : b
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 : 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.
Description : The basis for measuring thermodynamic property of temperature is given by (a) zeroth law of thermodynamics (b) first law of thermodynamics (c) second law of thermodynamics (d) third law of thermodynamics (e) Avogadro’s hypothesis.
Last Answer : Answer : a
Description : (i) Explain zeroth law of thermodynamic with neat sketch. (ii) Write the procedure for Energy saving in household appliances.
Last Answer : i) Zeroth law of thermodynamics - If two thermodynamic systems are each in thermal equilibrium with a third, then they are in thermal equilibrium with each other ii) Procedure for Energy ... Install energy efficient open glass windows to use sun light. Upgrade your HVAC system.
Description : Are branches of the Armed Forces subject to the Freedom of Information Act?
Last Answer : answer:You can request anything you want. The Air Force can pretty much decide if they want to release any nonclassified information or not. If it is classified information, it will not be released. And if ... , you many not be allowed to make or keep copies or photographs of what they let you see.
Description : Two forces which make up Newton's third law can A. act on same objects B. act on different objects C. not act at same time D. not act oppositel
Last Answer : act on different objects
Description : A series of operations, which takes place in a certain order and restore the initial conditions at the end, is known as A. reversible cycle B. irreversible cycle C. thermodynamic cycle D. none of these
Last Answer : Answer: C
Description : The Grand Unified Theory of the forces of nature combines three of the four forces. Which force is NOT included? w) gravitational x) electromagnetic y) weak nuclear z) strong nuclear
Last Answer : ANSWER: W -- GRAVITATIONAL
Description : There are four fundamental forces in nature. A particle has been associated with each of these four forces. Name any TWO of these particles.
Last Answer : ANSWER: GRAVITON (for gravity), PHOTON (for electromagnetiy), GLUONS for s
Description : The statement --- if forces acting on a point can be represented in magnitude and direction by the sides of a polygon taken in order then their resultant will be represented in magnitude and direction by the closing ... 's law of forces c.Law of polygon of forces d.D'Alembert's rule e.Lami's theorem
Last Answer : c. Law of polygon of forces
Description : The statement ---- if three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two ---- is known as a.Law of polygon of forces b.D'Alembert's principle c.Newtons law of forces d.Lami's theorem e.Law of triangle of forces
Last Answer : d. Lami's theorem
Description : The statement the resultant of the external forces applied to a body (rigid or non-rigid) composed of a system of particles is equivalent to the vector summation of the effective forces acting on all ... motion b.Principle of dynamics c.D' Alembert's principle d.Nowton's law e.Mohr's principle
Last Answer : c. D' Alembert's principle
Description : Combined effect of several forces is known as A. net force B. resultant force C. normal force D. weight
Last Answer : resultant force
Description : In order to keep a body moving in a circle, there exists a force on it that is directed toward the center of the circle. This force is known asA. Centrifugal force B. Centripetal force C. Gravitational Force D. magnetic force
Last Answer : Centripetal force
Description : determining stresses in frames by methods of sections, the frame is divided into two parts by an imaginary section drawn in such a way as not to cut more than (A) Two members with unknown forces ... C) Four members with unknown forces of the frame (D) Three members with known forces of the frame
Last Answer : (B) Three members with unknown forces of the frame
Description : Is the mitigation reaction thermodynamic or thermal ?
Last Answer : mitigation reaction thermodynamic reaction.
Description : Why is respiration called thermodynamic reaction ?
Last Answer : : In respiration, some of the static energy bound to the cellular food (respiratory material) is stored in the high-energy organic compound ATP as chemical energy (about 40%) which helps ... the thermodynamic reaction because some of the energy generated in respiration is released as heat energy.
Description : What is a thermodynamic reaction ? What is the thermodynamic reaction ?
Last Answer : The chemical change that produces heat energy and increases the temperature of the reaction zone is called thermodynamic reaction.
Description : Which of the following is not thermodynamic function -
Last Answer : Which of the following is not thermodynamic function - A. Internal energy B. work done C. Enthalpy D. Entropy
Description : For the process `H_(2)O(l) (1 "bar", 373 K) rarr H_(2)O(g) (1"bar", 373 K)` the correct set of thermodynamic parameters is
Last Answer : For the process `H_(2)O(l) (1 "bar", 373 K) rarr H_(2)O(g) (1"bar", 373 K)` the correct set of ... S = 0` D. `Delta G = -ve, Delta S = +ve`
Description : Which thermodynamic parameter is not a state function :-
Last Answer : Which thermodynamic parameter is not a state function :- A. q at constant pressure B. q at constant volume C. w at adiabatic D. w at isothermal
Description : Extraction of Zn is based on the following thermodynamic reaction. (A)` 2ZnS + 3O_(2) to 2ZnO+ 2SO_(2)` (B) `ZnO + C to Zn + CO" " DeltaG_(f)^(0)` are
Last Answer : Extraction of Zn is based on the following thermodynamic reaction. (A)` 2ZnS + 3O_(2) to 2ZnO+ 2SO_(2)` (B) ... (5) J//"mol"` The value of X a will be
Description : Which of the following has maximum thermodynamic spontaneously at `400^(@)C`?
Last Answer : Which of the following has maximum thermodynamic spontaneously at `400^(@)C`? A. `C+O_(2) to CO_(2)` B. ` ... `2CO+O_(2) to 2CO_(2)` D. all have same
Description : We are consuming a lot of electrical energy, solar energy etc Do you, therefore, conclude that energy of the universe is continuously decreasing? Explain. Which other thermodynamic quantity is continuously increasing or decreasing?
Last Answer : Ans. No, energy of the universe remains constant (law of conservation of energy). Entropy of the universe is continuously increasing.
Description : From thermodynamic point to which system the animals and plants belong?
Last Answer : Ans. Open system.
Description : What is a thermodynamic state function?
Last Answer : Ans. A function whose value is independent of path. eg. P, V, E, H
Description : Candela is the basic unit of---------? A. luminous intensity (Answer) B. heat producing value C. Thermodynamic temperature
Last Answer : A. luminous intensity (Answer)
Description : Thermodynamic equilibrium constant in a system is affected by (A) Inerts (B) Pressure (C) Temperature (D) All (A), (B) & (C)
Last Answer : (C) Temperature
Description : Pick out the wrong statement. (A) Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C ... in enzyme catalysed reactions can be calculated by using the thermodynamic properties of substrates & prod
Last Answer : (C) Enzymes help in increasing the activation energy of the reaction
Description : Extensive properties of a thermodynamic system depend upon the __________ of the system. (A) Specific volume (B) Temperature (C) Mass (D) Pressure
Last Answer : (C) Mass
Description : Which of the following is a thermodynamic property of a system? (A) Concentration (B) Mass (C) Temperature (D) Entropy
Last Answer : (D) Entropy
Description : In case of a close thermodynamic system, there is __________ across the boundaries. (A) No heat and mass transfer (B) No mass transfer but heat transfer (C) Mass and energy transfer (D) None of these
Last Answer : (B) No mass transfer but heat transfer
Description : Rotary lime kiln is an example of a/an __________ system. (A) Closed (B) Open (C) Isolated (D) Non-thermodynamic
Last Answer : (B) Open
Description : The equation relating E, P, V and T which is true for all substances under all conditions is given by (∂E/∂V)T = T(∂P/∂T)H - P. This equation is called the (A) Maxwell's equation (B) Thermodynamic equation of state (C) Equation of state (D) Redlich-Kwong equation of state
Last Answer : (B) Thermodynamic equation of state
Description : When an isolated thermodynamic system executes a process, (A) Work is done (B) Heat transfer takes place (C) Mass flow occurs across the boundary of the system (D) No chemical reaction takes place within the system
Last Answer : D) No chemical reaction takes place within the system
Description : Thermodynamic cycle involved in the working of a thermal power plant is the __________ cycle. (A) Joule (B) Carnot (C) Rankine (D) Brayton
Last Answer : (C) Rankine
Description : For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship similar to that expressed by the pressure volume plot? (A) Temperature - entropy (B) Temperature - pressure (C) Enthalpy - entropy
Last Answer : (A) Temperature - entropy
Description : A thermodynamic process in which entropy is conserved a. isentropic b. adiabatic c. isothermal d. polytropic
Last Answer : isentropic