# Engineering

### Capacitors Objective Questions

1. A sine wave voltage is applied across a capacitor. When the frequency of the voltage is decreased, the current A. decreases B. ceases C. increases D. remains constant (Answers will be displayed at the end of the question’s) 2. When the voltage across a...

### Transformers Objective Questions

1. The primary winding of a power transformer should always be A. shorted B. fused C. open D. switched (Answers will be displayed at the end of the question’s) 2. How many primary volts must be applied to a transformer with a turns ratio of...

### Electrical Engineering E-Books – Download Books With Free Pdf

Hello Electrical Engineering Students!! Here in this page we are sharing the pdf notes of various e-books for Basic Electrical Engineering E-Books which are May helpful to the students from first year to final...

### RL Circuits Objective Questions

1. In a parallel RL circuit, there are 3 A rms in the resistive branch and 3 A rms in the inductive branch. The total rms current is A. 4.24 A B. 6 A C. 42.4 A D. 424 mA (Answers will be displayed at...

### Passive Filters Objective Questions

1. In a certain low-pass filter, fc = 3.5 kHz. Its passband is A. 7 kHz B. 0 Hz to 3.5 kHz C. 0 Hz D. 3.5 kHz (Answers will be displayed at the end of the question’s) 2. Referring to Problem 8, assume the input voltage...

### 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 zero B. the capacitor voltage remains constant C. the resistor voltage jumps to –5 V and then goes back...

### Chemical Engineering Objective Questions MCQs and Answers

For Chemical Engineering students, here we e provide Basic Chemical Engineering multiple choice questions with answers. These Chemical Engineering MCQ Objective Questions will help degree and diploma holder’s Electrical Engineering exams like GATE 2018, IES, JTO, Junior Engineering Exams. Chemical Engineering MCQ are...

### Nuclear Engineering Objective Questions

1. The electron is identical with A. an ?-ray particle B. an ?-ray particle C. hydrogen ion D. positron (Answers will be displayed at the end of the question’s) 2. The radius of nucleus is of the order of A. 10-12 cm B. 10-14 cm C. 10-10 cm D. 10-8 cm 3. The ratio of...

### Chemical Reaction Engineering Objective Questions

1. The excess energy of the reactants required to dissociates into products is known as A. threshold energy B. activation energy C. thermal energy D. 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 its A. PCI3 content B. H3PO4 content C. P2O5 content D. 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 is A. Pt-Rh...

### Fuels and Combustion Objective Questions

1. Which would yield more energy when completely burned? A. propane B. methane C. butane D. 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 stable A. between 910 and 1403C B. upto 910C C. above 2000C D. 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 platinum B. Iron and mercury C. Zinc...

### Chemical Technology Objective Questions

1. The gas which is filled in tungsten lamps is A. He B. H2 C. Ar D. O2 (Answers will be displayed at the end of the question’s) 2. The setting of plaster of Paris takes place with A. hydration B. dehydration C. loss of CO2 D. hydrolysis 3. Washing soda is A. Na2CO3.2H2O B. Na2CO3.H2O C. Na2CO3 D. Na2CO3.10H2O 4. 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 of A. 2 to 6 in. H2O g B. 0.01 to 0.1 in. H2O g C. 0.2 to 0.5 in. H2O g D. 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 years A. Rs. 17105.10 B. Rs. 15000 C. Rs. 16105 D. Rs. 15105.10 (Answers will be displayed...

### Thermodynamics Objective Questions and Answers

1. The unit of energy is A. N B. W C. J/s D. J (Answers will be displayed at the end of the question’s) 2. Which of the following is a state function A. Pressure B. Work C. Temperature D. Specific volume 3. To double the volume of a given mass of an ideal gas...

### Heat Transfer Objective Questions and Answers

1. Thermal conductivity is minimum for A. water B. air C. asphalt D. 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 are A. oxygen and nitrogen B. helium and hydrogen C. oxygen and hydrogen D. 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 is A. R-SOOH B. R-S-H C. R-S-R D. 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 oil B. High speed diesel oil C. Naphtha D. Kerosine 3. 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 alcohol B. Carbon tetrachloride C. Water D. Mercury (Answers will be displayed at the end of the question’s) 2. The units of specific conductance are A. mho/cm B. mho-cm C. ohm/cm D. ohm-cm 3. Thermopile is used for...

### Mass Transfer Objective Questions

1. The binary diffusivity in gases varies almost as where T = absolute temperature of the system A. T2 B. T3/2 C. T D. 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 liquid A. increases with the pressure B. is independent of temperature C. 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...

### Mechanical Engineering Objective Questions MCQs and Answers

For MECHANICAL Engineering students, here we e provide Basic MECHANICAL Engineering multiple choice questions with answers. These Mechanical MCQ Objective Questions will help degree and diploma holder’s Electrical Engineering exams like GATE 2018, IES, JTO, Junior Engineering Exams. Mechanical Engineering MCQ are best for test...

### Business Management Objective Questions

1. The employees Provident Fund act is acceptable to A. The industries notified by Government B. Industries which volunteer for the same C. Only small and medium industries D. 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 is A. Lime B. Copper sulphate C. Alum D. 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 by A. Optical pyrometer B. Mercury thermometer C. Alcohol thermometer D. 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 chart B. Multi-man process chart C. Process chart D. Work place layout (Answers will be displayed at the end of the question’s) 2. Standard followed in Germany...

### Machine Design Objective Questions

1. In a tap set, the first tap used in thread cutting is A. Plug tap B. Taper tap C. Bottom tap D. Straight tap (Answers will be displayed at the end of the question’s) 2. A coarse scres of major diameter 6 mm...

### Refrigeration and Air conditioning Objective Questions

1. A device designed to remove moisture from a refrigerant is called A. Dehumidifier B. Drier C. Solenoid D. Expansion valve (Answers will be displayed at the end of the question’s) 2. The moisture in a refrigeration system is removed by A. Evaporators B. Coolers C. Dehumidifiers D. Driers 3. In a vapour compression cycle...

### Applied Mechanics Objective Questions

1. For perfectly elastic bodies, the value of the coefficient of restitution is A. 0.372 B. 1 C. Zero D. 0.5 (Answers will be displayed at the end of the question’s) 2. A flywheel weighs 400 kg and has a radius of gyration of 30...