17th
Apr
Voltage, Current and Resistance MCQ

Voltage, Current and Resistance MCQ

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  • 17th Apr, 2021
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Voltage, Current and Resistance MCQ Questions

Take Voltage, Current and Resistance MCQ Test & Online Quiz to test your Knowledge

Below is the Voltage, Current and Resistance MCQ test that checks your basic knowledge of Voltage, Current and Resistance. This Voltage, Current and Resistance MCQ Test contains 20 Multiple Choice Questions. You have to select the right answer to the question. Finally, you can also take the Online Quiz from the Take Voltage, Current and Resistance Quiz Button.

Voltage, Current and Resistance MCQ Test

1) The relationship between current, voltage and resistance is expressed by _____ Law.

  • A. Newton's
  • B.Ohm's
  • C.Coulomb's
  • D.Stefan's

2) Which of the following equation shows the relation between Voltage, current and resistance.

  • A. V=IR
  • B.V=I/R
  • C.R=V/I
  • D.Both A and C

3) If current increases than voltage _______.

  • A. increases
  • B.decreases
  • C.stable
  • D.All of the above

4) Which one is the unit of resistance?

  • A. Ω/ohm
  • B.Ampere
  • C.volt
  • D.watt

5) Amphere is the SI unit of __________.

  • A. Voltage
  • B.Current
  • C.Resistance
  • D.Power

6) _________ is the ability for electric charge to flow in a certain path.

  • A. Resistance
  • B.Electrical conductance
  • C.Current
  • D.Voltage

7) What is the relation between electric conductance and electric resistance?

  • A. C=1/R
  • B.R=C
  • C.C=V/R
  • D.None of the above

8) The conductance of an 8 ohm resistance is ________.

  • A. 0.5 mho
  • B.0.15 mho
  • C.0.125 mho
  • D.0.25 mho

9) What is the relation between electric charge, current and time?

  • A. Q=It
  • B.Q=I/t
  • C.t=QI
  • D.None of the above

10) If there is 6 A of current flows through the filament of a lamp than the how many coulombs of charge move through the filament in 1.75 s?

  • A. 10.5 C
  • B.105 C
  • C.3.4 C
  • D.34 C

11) An inductor is a _________ that stores energy in a magnetic field when electric current flows through it.

  • A. passive two-terminal electrical component
  • B.active two-terminal electrical component
  • C.passive one-terminal electrical component
  • D.passive one-terminal electrical component

12) The opposing capacity of materials against the current flow is

  • A. Conductance
  • B.Inductance
  • C.Susceptance
  • D.Resistance

13) The Relation between power, resistance and current is ________.

  • A. P=I^2/R
  • B.P=I^2R
  • C.P=VI^2
  • D.None of the above

14) A voltmeter is an instrument used for measuring _________ difference between two points in an electric circuit.

  • A. electric potential
  • B.electric current
  • C.Voltage
  • D.None of the above

15) A neutral atom with an atomic number of five has how many electrons?

  • A. 1
  • B.5
  • C.4
  • D.3

16) The outermost regions of the atom are called electron shells and It contains the _______.

  • A. electrons
  • B.protons
  • C.neutrons
  • D.None of the above

17) An ammeter is an electrical instrument used to measure ______.

  • A. Voltage
  • B.Current
  • C.Resistance
  • D.Power

18) A wiper is the sliding contact in a ________.

  • A. Switch
  • B.Photoconductive cell
  • C.Thermistor
  • D.Potentiometer

19) Which of the following is not a type of energy source?

  • A. Battery
  • B.Solar cell
  • C.Rheo
  • D.Generator

20) The unit of electrical charge is the _________.

  • A. Volt
  • B.Ampere
  • C.Joule
  • D.Coulomb

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