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| MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction With Answers PDF |
MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction With Answers PDF: Multiple Choice Questions (MCQs) are a popular method of testing a student's understanding of a particular subject. They are widely used in school and college exams as they are a quick and efficient way to assess a student's knowledge.
An MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction consists of a question or statement, followed by several answer options, of which the student must choose the correct one. The answer options are usually presented as a list of possible choices, such as A, B, C or D.
MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction With Answers PDF
1.When a magnet is moved towards a coil of wire, the induced emf in the coil is
a) Directly proportional to the rate of change of flux
b) Inversely proportional to the rate of change of flux
c) Directly proportional to the flux
d) Inversely proportional to the flux
Answer: a) Directly proportional to the rate of change of flux
2.A solenoid is a coil of _________ wire, wrapped around a core of _________ material.
a) thin, soft
b) thick, soft
c) thin, hard
d) thick, hard
Answer: d) thick, hard
3. The phenomenon of induced emf in a coil due to a change in magnetic field linking the coil is called
a) Electromagnetic induction
b) Faraday's law
c) Lenz's law
d) Ampere's law
Answer: a) Electromagnetic induction
4. Lenz's law states that the direction of induced current in a closed loop is such that it will
a) Enhance the change in flux
b) Oppose the change in flux
c) Have no effect on the change in flux
d) None of the above
Answer: b) Oppose the change in flux
5.The unit of induced emf is _________
a) Volt b)
Ampere
c) Watt
d) Ohm
Answer: a) Volt
6. What is the principle of electromagnetic induction?
a) A change in magnetic field induces an electric current in a conductor
b) A change in electric field induces an magnetic field
c) A change in electric current induces an magnetic field
d) A change in magnetic field induces an electric field
Answer: A
7. What is the direction of induced emf according to Lenz's law?
a) Opposite to the change in magnetic field
b) Same as the change in magnetic field
c) Opposite to the change in electric field
d) Same as the change in electric field
Answer: A
8. What is the equation for electromagnetic induction?
a) V = IR
b) E = V/R
c) E = -dΦ/dt
d) V = Ldi/dt
Answer: C
9. What is the unit of induced emf?
a) Amperes
b) Volts
c) Ohms
d) Henries
Answer: B
10. What is Faraday's law of electromagnetic induction?
a) The induced emf is directly proportional to the rate of change of magnetic field
b) The induced emf is inversely proportional to the rate of change of magnetic field
c) The induced emf is directly proportional to the rate of change of electric field
d) The induced emf is inversely proportional to the rate of change of electric field
Answer: A
11. What is the principle of generator?
a) electromagnetic induction
b) electrostatic induction
c) thermoelectric effect
d) piezoelectric effect
Answer: A
Benefits of MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction
One of the benefits of using MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction is that they are easy to grade. The correct answer is already provided, so the teacher or exam proctor simply needs to check that the student has chosen the correct option. This makes MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction more efficient than open-ended questions, which require more time and effort to grade.
Another benefit of MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction is that they can test a wide range of knowledge, including factual information, concepts, and problem-solving skills. They can also be used to test a student's ability to apply knowledge to new situations, rather than just recall information.
Conclusion of MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction With Answers PDF
In conclusion, MCQ Questions for Class 12 Physic Chapter 6 Electromagnetic Induction are a popular method of testing a student's understanding of a particular subject. They are widely used in school and college exams as they are a quick and efficient way to assess a student's knowledge. But to minimize the drawbacks, it is important to write good MCQs and use a variety of question types. They can test a wide range of knowledge, including factual information, concepts, and problem-solving skills, but they should not be the only method of assessment, it's important to use different types of questions to evaluate a student's understanding of a subject.
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