Basic Electric Knowledge
Basic Electric Knowledge Quiz
Test your fundamental understanding of electrical concepts with our engaging Basic Electric Knowledge Quiz. Perfect for students, teachers, and anyone interested in electrical engineering!
What you will learn:
- Understanding of basic electrical components.
- Application of Ohm's law.
- Identification of materials with varying resistance.
1. An instrument which detects electric current is known as
Voltmeter
Rheostat
Wattmeter
Galvanometer
2. In a circuit a 33 ohms resister carries a current of 2 A. The voltage across the resistor is
33 V
66 V
80 V
132 V
3. A resister having rating 10 ohms, 10 W is likely to be a
Metallic resistor
Carbon resister
Wire wound resister
Variable resister
4. Two resister are said to be connected in series when
Same current passes in turn through both
Both carry the same value of current
Total current equals the sum of branch currents
Sum of IR drops equals the applied e.m.f.
5. Which of the following statement is true both for a series and a parallel D.C. circuit?
Elements have individual currents
Currents are additive
Voltage are additive
Power are additive
6. Which of the following materials has a negative temperature co-efficient of resistance?
Copper
Aluminum
Carbon
Brass
7. Ohm's law is not applicable to
Vacuum tubes
Carbon resistors
High voltage circuits
Circuits with low current densities
8. Which is the best conductor of electricity?
Iron
Silver
Copper
Carbon
9. For which of the following 'ampere second' could be the unit?
Reluctance
Charge
Power
Energy
10. All of the following are equivalent to watt except
(Amperes) ohm
Joules/sec
Amperes x Volts
Amperes/Volt
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