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14th Chapter

12th Class Physics Chapter 14 Test

Here you can prepare 12th Class Physics Chapter 14 Electromagnetism Test. Click the button for 100% free full practice test.

2nd Year Physics Chapter 14 Online MCQ Test for 12th Class Physics Chapter 14 (Electromagnetism)

This online test contains MCQs about following topics:

- Magnetic Field Due to Current in a Long Straight Wire
- Force on a Current Carrying Conductor in a Uniform B Field
- Magnetic Flux and Flux Density
- Ampere's Law and Determination of Flux Density B
- Force on a Moving Charge in a Magnetic Field
- Motion of Charged Particle in an E and B Field
- Determination of e/m of an Electron
- Cathode Ray Oscilloscope
- Torque on a Current Carrying Coil
- Galvanometer
- AVO meter - Multimeter

Ics Part 2 Physics Chapter 14 Test
ic

2nd Year Physics Chapter 14 Online MCQ Test for 12th Class Physics Chapter 14 (Electromagnetism)

Sr. # Questions Answers Choice
1 The field is strong and uniform.
  • A. Inside the solenoid
  • B. Surrounding of solenoid externally
  • C. Perpendicular to solenoid
  • D. All of above
2 The unit of Magnetic flux is called.
  • A. weber
  • B. weber/m<sup>2</sup>
  • C. NM<sup>-1</sup>A<sup>-1</sup>
  • D. None of above
3 The permeability of free space is measured in
  • A. wb A/m
  • B. Am/wb
  • C. wb/Am
  • D. m/wbA
4 If the length and number of turns of a solenoid are doubled strength of magnetic field with.
  • A. Be doubled
  • B. Become half
  • C. Not change
  • D. Be four time
5 NIBA =
  • A. cθ
  • B. θ/c
  • C. c<sup>2</sup>θ
  • D. c<sup>2</sup>/θ
6 The function of three anodes a C.R.O is
  • A. To accelerate electrons only
  • B. To focus the electrons only
  • C. To control the brightness of spot on screen
  • D. To accelerate and focus the electrons
7 A Current flowing towards the reader is denoted by.
  • A. Cross
  • B. a bracket
  • C. A dot
  • D. Positive sign
8 Magnetic flux density is measured in
  • A. Weber
  • B. Weber/m2
  • C. Tesla -m
  • D. Gauss
9 In CRO, the output waveform of time base generator is
  • A. Circular
  • B. Square
  • C. Sinusoidal
  • D. Saw-toothed
10 The SI unit of magnetic induction 'B' Tesla is equal to.
  • A. NA-1m-1
  • B. Nam-1
  • C. NA-1 m
  • D. Na2m-1

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