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Time Response of Reactive Circuits Objective Questions

1. Referring this figure, on the falling edge,A. the resistor voltage jumps to +5 V and then decreases exponentially to zeroB. the capacitor voltage remains constantC. the resistor voltage jumps to –5 V and then goes back...

Nuclear Engineering Objective Questions

1. The electron is identical withA. an ?-ray particleB. an ?-ray particleC. hydrogen ionD. positron (Answers will be displayed at the end of the question’s)2. The radius of nucleus is of the order ofA. 10-12 cmB. 10-14 cmC. 10-10 cmD. 10-8 cm3. The ratio of...

Chemical Reaction Engineering Objective Questions

1. The excess energy of the reactants required to dissociates into products is known asA. threshold energyB. activation energyC. thermal energyD. binding energy (Answers will be displayed at the end of the question’s)2. Suppose doubling the concentration of a reactant...

Fertilizer Technology Objective Questions

1. Phosphatic fertilizer is graded based on itsA. PCI3 contentB. H3PO4 contentC. P2O5 contentD. P content (Answers will be displayed at the end of the question’s)2. The catalyst used in the manufacture of nitric acid by ammonia oxidation process isA. Pt-Rh...

Fuels and Combustion Objective Questions

1. Which would yield more energy when completely burned?A. propaneB. methaneC. butaneD. ethane (Answers will be displayed at the end of the question’s)2. How many cubic foot of air is required for the complete and perfect combustion of one cubic...

Materials of Construction Objective Questions

1. Alpha iron is stableA. between 910 and 1403CB. upto 910CC. above 2000CD. above 1403C (Answers will be displayed at the end of the question’s)2. Which of the following pairs of elements might form an alloy?A. Mercury and platinumB. Iron and mercuryC. Zinc...

Chemical Technology Objective Questions

1. The gas which is filled in tungsten lamps isA. HeB. H2C. ArD. O2 (Answers will be displayed at the end of the question’s)2. The setting of plaster of Paris takes place withA. hydrationB. dehydrationC. loss of CO2D. hydrolysis3. Washing soda isA. Na2CO3.2H2OB. Na2CO3.H2OC. Na2CO3D. Na2CO3.10H2O4. The percentage by volume...

Environmental Engineering Objective Question and Answers

1. The operating pressure drop for the electrostatic precipitator including perforated plates varies in the range ofA. 2 to 6 in. H2O gB. 0.01 to 0.1 in. H2O gC. 0.2 to 0.5 in. H2O gD. 3 to 60...

Economics Objective Questions

1. Rs. 10000 is invested now at 10% interest per annum on a compound basis. What will be the accumulated sum at the end of 5 yearsA. Rs. 17105.10B. Rs. 15000C. Rs. 16105D. Rs. 15105.10 (Answers will be displayed...

Thermodynamics Objective Questions and Answers

1. The unit of energy isA. NB. WC. J/sD. J (Answers will be displayed at the end of the question’s)2. Which of the following is a state functionA. PressureB. WorkC. TemperatureD. Specific volume3. To double the volume of a given mass of an ideal gas...

Heat Transfer Objective Questions and Answers

1. Thermal conductivity is minimum forA. waterB. airC. asphaltD. petroleum coke (Answers will be displayed at the end of the question’s)2. For a steady state current of I passing through a electrical conductor having a resistance of R the heat...

Renewable Sources of Energy Objective Questions

1. The two major consitituents of the sun areA. oxygen and nitrogenB. helium and hydrogenC. oxygen and hydrogenD. helium and carbon dioxide (Answers will be displayed at the end of the question’s)2. The angle in minute subtended by sun on...

Petroleum Refining Engineering Objective Questions

1. The general formula of mercaptans isA. R-SOOHB. R-S-HC. R-S-RD. R-S-R (Answers will be displayed at the end of the question’s)2. Which of the following petroleum products has maximum flash point?A. Furnace oilB. High speed diesel oilC. NaphthaD. Kerosine3. Maximum vapor pressure at 65?C in...

Instrumentation and Process Control Objective Questions

1. Which of the following manometer liquids has minimum capillary rise relative to mercury?A. Ethly alcoholB. Carbon tetrachlorideC. WaterD. Mercury (Answers will be displayed at the end of the question’s) 2. The units of specific conductance areA. mho/cmB. mho-cmC. ohm/cmD. ohm-cm3. Thermopile is used for...

Mass Transfer Objective Questions

1. The binary diffusivity in gases varies almost as where T = absolute temperature of the systemA. T2B. T3/2C. TD. T1/2 (Answers will be displayed at the end of the question’s) 2. Stanton number (NSt) for mass transfer is defined...

Fluid Mechanics and Solid Handling Objective Questions

1. The bulk modulus of elasticity for a liquidA. increases with the pressureB. is independent of temperatureC. is independent of pressure.D. has the dimensions of volume (Answers will be displayed at the end of the question’s) 2. Kinematic viscosity has...

Business Management Objective Questions

1. The employees Provident Fund act is acceptable toA. The industries notified by GovernmentB. Industries which volunteer for the sameC. Only small and medium industriesD. All industries (Answers will be displayed at the end of the question’s)2. If the electric...

Environmental Engineering Objective Questions

1. For controlling the growth of algae, the chemical generally used isA. LimeB. Copper sulphateC. AlumD. Bleaching powder (Answers will be displayed at the end of the question’s)2. Which of the following industry will usually have the highest concumption of...

Heat Transfer Objective Questions

1. The temperature inside a furnace is generally measured byA. Optical pyrometerB. Mercury thermometerC. Alcohol thermometerD. Gas thermometer (Answers will be displayed at the end of the question’s)2. The numerical value of which property of air generally drops with...

Industrial Engineering Objective Questions

1. In motion and time study which of the following is used in product analysis?A. Man operation chartB. Multi-man process chartC. Process chartD. Work place layout (Answers will be displayed at the end of the question’s)2. Standard followed in Germany...