Basic Electrical Engineering MCQ Questions Answers

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Basic Electrical Multiple Choice Questions

01 – According to KVL the Algebraic sum of all IR Drops and EMFs in any closed loop of a network in always ?

  1. Zero
  2. Positive
  3. Negative
  4. Greater Than Unity

02. Ohm’s Law Gives Relationship between applied voltage , Current and ….

  1. Constant
  2. Resistance
  3. Capacitors
  4. Inductor

03. Chassis Ground is assumed to have . . .. . . . . Potential

  1. Zero
  2. Positive
  3. Negative
  4. None Of these

04. Electron- Volt is the Unit of ?

  1. Voltage
  2. Energy
  3. Current
  4. Power

05. A 100 ohm Resister is to be used in a circuit carrying a current of 0.5A, it power rating should be ?

  1. 50 w
  2. 25 w
  3. 200 w
  4. 500 w

06. Unit of Measure electrical energy is ?

  1. KVA
  2. KW
  3. KWH
  4. Reactive Power

07. In 5 Hourse a 200w, 250 V lamp will Consume ?

  1. 10 KWH
  2. 5 KWH
  3. 1 KWH
  4. None of these

08. Which of the Following Material has the lowest Resistivity ?

  1. Copper
  2. Gold
  3. Alluminium
  4. Silver

09. A Good Conductor is a …… Insulator ?

  1. Good
  2. Bad
  3. Moderate
  4. Metellic

10. The Unit of Specific Resistance is ?

  1. Ohm – m
  2. Ohm – Square Meter
  3. Ohm/meter
  4. Ohm / SquareMeter

11. Power Transformer by a DC network will be maximum when ?

  1. RL=RTH
  2. RL = RN
  3. RL = RTH = RN
  4. None of These

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