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13th Chapter

12th Class Physics Chapter 13 Test

Here you can prepare 12th Class Physics Chapter 13 Current Electricity Test. Click the button for 100% free full practice test.

2nd Year Physics Chapter 13 Online MCQ Test for 12th Class Physics Chapter 13 (Current Electricity)

This online test contains MCQs about following topics:

- Electric Current
- Source of Current
- Ohm' law
- Resistivity and its Dependence Upon Temperature
- Colour Code for Carbon Resistances
- Electrical Power and Power Dissipation in Resistors
- Electromotive Force (EMF) and Potential Difference
- Kirchhoff's Rules
- Wheatstone Bridge
- Potentiometer

Ics Part 2 Physics Chapter 13 Test
ic

2nd Year Physics Chapter 13 Online MCQ Test for 12th Class Physics Chapter 13 (Current Electricity)

Sr. # Questions Answers Choice
1 A wire uniform cross-section. A length L and resistance R is cut into two equal parts. The resistivity of each part will be:
  • A. Doubled
  • B. Halved
  • C. Remain the same
  • D. One fourth
2 The Kirchhoff 1<sup>st</sup> rule is manifestation of:
  • A. Law of conservation of mass
  • B. Law of Conservation of charge
  • C. Law of conservation of energy
  • D. None of above
3 The potential difference between the head and tail of an electrical to
  • A. 600 Volt
  • B. 700 Volt
  • C. 800 Volt
  • D. 900 Volt
4 e.m.f is the conversion of --------------- energy into electrical energy
  • A. Chemical
  • B. Solar
  • C. Light
  • D. None of these
5 A battery move a charge of 40 C around a circuit at constant rate in 20 Sec. The current will be.
  • A. 2 A
  • B. 0.5 A
  • C. 80 A
  • D. 800 A
6 In gas the charge carriers are:
  • A. Electrons
  • B. Ions
  • C. Both a &amp; b
  • D. None of above
7 The head produced by the passage of current through a resistor is.
  • A. H= I<sup>2</sup>Rt
  • B. H = IR<sup>2</sup>t
  • C. H = 1/Rt
  • D. H = I<sup>2</sup>/Rt
8 Heat sensitive resistors are called.
  • A. resistors
  • B. Capacitor
  • C. Thermistors
  • D. Inductors
9 The thermistors convert changes of temperature into.
  • A. Light energy
  • B. Electric voltage
  • C. Heat
  • D. Sound
10 Kirchhoff's first rule is the manifestation of the law of conservation of.
  • A. Mass
  • B. Charge
  • C. Energy
  • D. Momentum

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    Sarmad Ali

    22 Jan 2020

    Good

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    Adnan Ali

    16 Jan 2020

    Date sheet Matric and FSC

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