MET SERIES Physics
Electromagnetic Induction
12 previous year questions.
Volume: 12 Ques
Yield: Medium
High-Yield Trend
3
2019 3
2018 1
2017 2
2016 1
2015 2
2010 Chapter Questions 12 MCQs
01
PYQ 2010
medium
physics ID: met-2010
A disc of radius 0.1 m is rotating with a frequency 10 rev/s in a normal magnetic field of strength 0.1 T. Net induced emf is
1
2
3
4
None of these
02
PYQ 2010
medium
physics ID: met-2010
A circuit area 0.01 is kept inside a magnetic field which is normal to its plane. The magnetic field changes from 2 T to 1 T in 1 ms. If the resistance of the circuit is 2 . The amount of heat evolved is
1
0.05 J
2
50 J
3
0.50 J
4
500 J
03
PYQ 2015
medium
physics ID: met-2015
A coil having turns and resistance is connected with a galvanometer of resistance . This combination is moved in time second from a magnetic field weber to weber. The induced current in the circuit is
1
2
3
4
04
PYQ 2016
medium
physics ID: met-2016
Two coils each of self-inductance L are connected in parallel. If they are separated by a large distance, then what will be the self-inductance of combination?
1
2
3
L
4
2L
05
PYQ 2016
medium
physics ID: met-2016
Two coils X and Y are placed in a circuit such that a current changes by 3 A in coil X and magnetic flux changes of 1.2 Wb occurs in Y. The value of mutual inductance of the coils is:
1
0.2 H
2
0.4 H
3
0.6 H
4
3.6 H
06
PYQ 2017
medium
physics ID: met-2017
A short solenoid of length 4 cm, radius 2 cm and 100 turns is placed inside and on the axis of a long solenoid of length 80 cm and 1500 turns. A current of 3 A flows through the short solenoid. The mutual inductance of two solenoids is
1
H
2
H
3
H
4
H
07
PYQ 2018
medium
physics ID: met-2018
In a step-up transformer the voltage in the primary is and the current is . The secondary voltage is found to be . The current in the secondary (neglect losses) is
1
2
3
4
08
PYQ 2018
medium
physics ID: met-2018
A bar magnet is released into a copper ring directly below it. The acceleration of the magnet will be
1
equal to the acceleration due to gravity at that place
2
less than the acceleration due to gravity at that place
3
greater than the acceleration due to gravity at that place
4
twice the acceleration due to gravity at that place
09
PYQ 2018
medium
physics ID: met-2018
A transformer of efficiency has 200 turns in the primary and 40000 turns in secondary. It is connected to a main supply and secondary feeds to a resistance. The potential difference per turn is
1
2
3
4
10
PYQ 2019
medium
physics ID: met-2019
The unit of L/R is (where L = inductance and R = resistance)
1
sec
2
sec
3
volt
4
ampere
11
PYQ 2019
medium
physics ID: met-2019
A coil of 100 turns carries a current of 5 mA and creates a magnetic flux of Wb. The inductance is
1
0.2 mH
2
2.0 mH
3
0.02 mH
4
None of these
12
PYQ 2019
medium
physics ID: met-2019
A physicist works in a laboratory where the magnetic field is 2 T. She wears a necklace enclosing area 0.01 m in such a way that the plane of the necklace is normal to the field and is having a resistance . Because of power failure, the field decays to 1 T in time s. Then what is the total heat produced in her necklace?
1
10 J
2
20 J
3
30 J
4
40 J
About Electromagnetic Induction - MET
Electromagnetic Induction is a vital chapter for MET aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Electromagnetic Induction PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Electromagnetic Induction carry the most weight. Then, tackle the questions iteratively to solidify your understanding.