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You Are On Multi Choice Question Bank SET 1506

75301. The calorific value of gaseous fuel is expressed in

75302. The throttling process is an irreversible steady flow expansion process.

75303. The efficiency of the dual combustion cycle for the same compression ratio, is __________ Diesel cycle.

75304. The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)

75305. To ensure complete and rapid combustion of a fuel, some quantity of air, in excess of the theoretical or minimum air is supplied.

75306. According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) __________ with the change in pressure and temperature of the gas.

75307. One molecule of oxygen is __________ times heavier than the hydrogen atom.

75308. Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant)

75309. The heat and work are mutually convertible. This statement is called __________ law of thermodynamics.

75310. Kerosene is distilled at

75311. Ashoka convened the Third Buddhist Council at?

75312. The amount of heat obtained by the complete combustion of 1 kg of a fuel when the products of its combustion are cooled down to the temperature of supplied air is called __________ calorific value offuel.

75313. The mass of flue gas per kg of fuel is the ratio of the

75314. Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules. This statement is called Avogadro's law.

75315. Wood charcoal is produced by heating the wood at 100°C.

75316. The __________ is obtained when carbonisation of coal is carried out at 500° to 700° C.

75317. The bomb calorimeter is used for finding the __________ calorific value of solid and liquid fuels.

75318. The efficiency of the Carnot cycle may be increased by

75319. The atomic mass of sulphur is

75320. A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is

75321. The atomic mass of an element is the number of times the atom of that element is heavier than the hydrogen atom.

75322. Use suitable alternative: My uncle ......... (live) in a rented house for the last five years.?

75323. A cycle consisting of two isothermal and two isentropic processes, is known as

75324. The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats)

75325. In an ideal gas turbine plant, it is assumed that the compression and expansion processes are

75326. When gas is heated at constant pressure, the heat supplied is utilised in

75327. The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called

75328. When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is

75329. The efficiency of Diesel cycle increases with increase in cut-off.

75330. The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as

75331. It is __________ to make an engine working on a Carnot cycle.

75332. The heating of a gas at constant pressure is governed by

75333. Reversed Joule cycle is known as

75334. Which of the following is the extensive property of a thermodynamic system?

75335. It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source.

75336. One kilowatt is equal to

75337. Second law of thermodynamics defines

75338. Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as

75339. The value of one bar (in S. I. units) is equal to

75340. Petrol is distilled at

75341. If the carbon content in the bituminous coal is 78 to 81%, it is said to be coking bituminous coal.

75342. Which Articles of the Constitution of India says, ‘No Child below the age of fourteen years shall be employed to work in any factory or mine or engaged in any other hazardous employment?

75343. The mass of excess air supplied is equal to

75344. When a perfect gas is expanded through an aperture of minute dimensions, the process is known as

75345. Steam coal is a

75346. ‘Rozgar Badavo’ is the slogan launched by which Prime Minister?

75347. The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant)

75348. The atomic mass of nitrogen is __________ oxygen.

75349. One kg of sulphur requires 1 kg of oxygen for complete combustion and produces 2 kg of sulphur dioxide.

75350. The change of entropy, when heat is absorbed by the gas, is

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