If you are preparing for CBSE Class 12 Board Exam Term 1 which will be an objective type questions paper, then you need to practice multiple choice questions of Class 12 Physics Chapterwise. In this article of AKVTutorials, you will get MCQ Questions for Class 12 Physics Chapter 6 Electromagnetic Induction with Answer Keys.
MCQ Questions for Class 12 Physics Chapter 6 Question No 1
Lenz’s law is in accordance with the law of conservation of
Option A : Electric current
Option B : Energy
Option C : Electro motive force
Option D : Electric charge
Show/Hide Answer
Option B : Energy
MCQ Questions for Class 12 Physics Chapter 6 Question No 2:
When a metallic sphere is moved in a magnetic field, it gets heated due to
Option A : Air resistance
Option B : Induced currents called eddy currents
Option C : Current in the coil of magnet producing the field
Option D : Friction
Show/Hide Answer
Option B : Induced currents called eddy currents
MCQ Questions for Class 12 Physics Chapter 6 Question No 3:
Four solenoids having same area of cross section have the lengths and number of turns as in the choices given below. Which of them has the least coefficient of self induction? The one that is
Option A : Longer with more number of turns
Option B : Shorter with less number of turns
Option C : Shorter with more number of turns
Option D : Longer with less number of turns
Show/Hide Answer
Option D : Longer with less number of turns
MCQ Questions for Class 12 Physics Chapter 6 Question No 4:
Whenever the flux linked with a coil changes, then
Option A : An emf is always induced
Option B : An emf and a current are always induced
Option C : An emf is induced but a current is never induced
Option D : An emf is always induced and a current is induced, when the coil is a closed one
Show/Hide Answer
Option D : An emf is always induced and a current is induced, when the coil is a closed one
MCQ Questions for Class 12 Physics Chapter 6 Question No 5:
The laws of electromagnetic induction have been used in the construction of a
Option A : Galvanometer
Option B : Voltmeter
Option C : Electric motor
Option D : Electric generator
Show/Hide Answer
Option D : Electric generator
MCQ Questions for Class 12 Physics Chapter 6 Question No 6:
A metallic ring is attached to the wall of the room. When the north pole of magnet is brought near the ring, the induced current in the ring is
Option A : Zero
Option B : In clock-wise direction
Option C : In anti-clockwise direction
Option D : Infinite
Show/Hide Answer
Option C : In anti-clockwise direction
MCQ Questions for Class 12 Physics Chapter 6 Question No 7:
Consider the situation shown in the figure. If the current I in the long straight conducting wire XY is increased emf’s in loops A and B will be
Option A : Clockwise in A, anti-clockwise in B
Option B : Anticlockwise in A, clockwise in B
Option C : Clockwise in both A and B
Option D : Anticlockwise in both A and B
Show/Hide Answer
Option A : Clockwise in A, anti-clockwise in B
MCQ Questions for Class 12 Physics Chapter 6 Question No 8:
The direction of the induced emf is determined by
Option A : Fleming’s left hand rule
Option B : Lenz’s law
Option C : Maxwell’s right hand screw rule
Option D : Ampere’s rule of swimming
Show/Hide Answer
Option B : Lenz’s law
MCQ Questions for Class 12 Physics Chapter 6 Question No 9:
The coefficient of self inductance and the coefficient of mutual inductance have
Option A : Same units but different dimensions
Option B : Different units but same dimensions
Option C : Different units and different dimensions
Option D : Same units and same dimensions
Show/Hide Answer
Option D : Same units and same dimensions
MCQ Questions for Class 12 Physics Chapter 6 Question No 10:
A closed coil with a resistance R is placed in a magnetic field. The flux linked with the coil id f, if the magnetic field is suddenly reversed in direction, the charge that flows through the coil will be
Option A : f / 2R
Option B : f/ R
Option C : 2f / R
Option D : Zero
Show/Hide Answer
Option C : 2f / R
| CBSE Class 12 Physics Chapterwise MCQ |
|---|
| 1 : Electric Charge & Fields MCQs | 1 to 10 | 11 to 20 |
| 2 : Electrostatics Potential and Capacitance MCQs | 1 to 10 | 11 to 20 |
| 3 : Current Electricity MCQs | 1 to 10 | 11 to 20 |
| 4 : Moving charges and Magnetism MCQs | 1 to 10 | 11 to 20 |
| 5 : Magnetism and Matter MCQs | 1 to 10 | 11 to 20 |
| 6 : Electromagnetic Induction MCQs | 1 to 10 | 11 to 20 |
| 7 : Alternating Current MCQs | 1 to 10 | 11 to 20 |
| 8 : Electromagnetic Waves MCQs | 1 to 10 | 11 to 20 |
| 9 : Ray Optics and Optical Instruments MCQs | 1 to 10 | 11 to 20 |
| 10 : Wave Optics MCQs | 1 to 10 | 11 to 20 |
| 11 : Dual Nature of Radiation MCQs | 1 to 10 | 11 to 20 |
| 12 : Atoms MCQs | 1 to 10 | 11 to 20 |
| 13 : Nuclei MCQs | 1 to 10 | 11 to 20 |
| 14 : Semi Conductor Electronics MCQs | 1 to 10 | 11 to 20 |
| 15 : Communication Systems MCQs | 1 to 10 | 11 to 20 |
