Electrical Engineering Quiz Electrical Engineering Quiz 188 Welcome to Shaheen Leader Academy We expect 100% result. Click on Start Button. Your time is Ended. Thanks Electrical Engineering Electrical Engineering Quiz 1 / 25 __________ is the main constituent of glass;- Al2O3 SiO2 Fe2O3 2 / 25 The main disadvantage of ward-leonard control method is:- High initial cost High maintenance cost All of them 3 / 25 A battery cell having an emf of 2.2 volts and an internal resistance of 0.03 ohms is connected to an external resistance of 0.10 ohms. The useful power as;- 28.6 watt 14.2 watt 21.1 watt 4 / 25 High resistivity material are used in:- All of them Precision instruments Motor starters Heating elements 5 / 25 Which transformer side has a low cross sectional area:- High voltage welding Primary welding Secondary welding 6 / 25 Buses, trains, trolleys , hoist requires high starting torque and therefore make use of:- DC shunt motor Induction motor DC series motor 7 / 25 Two loads X and Y, are connected in parallel to a 115 V supply. Load X takes 35 watts and the total current is 2.6 A. The resistance of Y is:- 100 ohm 50 ohm 20 ohm 200 ohm 8 / 25 A circuit is disconnected by isolators when :- Line is on full load Line is energized There is no current in the line 9 / 25 An amplifier has a power gain of 100. Its db gain is:- 40 db 20 db 10db 10 / 25 The conductor of the overhead lines are:- Solid Both a, b Stranded 11 / 25 A source whose no load voltage is 220 V delivers watts to a load when the current is 0.4 A. The internal resistance of the source is:- 20 ohm 50 ohm 10 ohm 12 / 25 In large impulse generator , the spark gaps are generally;- Sphere gaps Hemispherical gaps Either a or b 13 / 25 The greater the internal resistance of a cell:- the lesser the terminal voltage The lesser the emf the greater the emf 14 / 25 Execution of program instruction in a computer take place in:- CPU Memory Ram 15 / 25 What is the %AGE of added materials like sulphur , zinc lead etc in vulcanised rubber:- 4-8% 5-10% 3-5% 16 / 25 Which DC motors will be suitable along with flywheel for intermittent light and heavy loads:- Series motor Shunt motors Cumulatively compounded motor 17 / 25 The conditions for maximum efficiency for a DC generator is:- Variable losses = constant losses Eddy current losses = stay losses Copper losses 0 18 / 25 Which does not change in an ordinary transformer:- Current Frequency Voltage 19 / 25 Carbon rods are used in wet and dry cells:- False True 20 / 25 The starting torque of a squirrel cage induction motor is:- Low None of them Negligible 21 / 25 A 6 V lead acid battery has an internal resistance of 0.01 ohm. How much current will flow when the battery is short circuited:- 100 A 6 A 600 A 1 A 22 / 25 The current flowing between electrode inside a lead acid battery is:- Proton current electron current Polarization current Ionization current 23 / 25 The ripple voltage for half wave rectifier is :- Smaller than that of full wave rectifier Equal to that of full wave retifier Larger than that of full wave rectifier 24 / 25 Which efficiency of a battery is more than the remaining:- Ampere hour efficiency Overall efficiency Watt hour efficiency 25 / 25 The highest voltage for transmitting electrical power in India is:- 33 kV 765 kV 66 Kv Your score is Restart quiz Subscribe our Channel Here
