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FSC Part 2 Physics
Chapter 15 Test
Start Chapter 15 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 15 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 15 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 15 Online MCQ's Test
00:00
Question # 1
If the coil is wound on iron core, the flux through it.
Question # 2
The magnitude of back emf:
Question # 3
The mutual inductance between two coils depends upon their
Question # 4
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 5
Lenz's law presented in
Question # 6
DC generator by william Sturgeon in:
Question # 7
If speed of rotation of a generator is doubled the output voltage will be.
Question # 8
The Lenz's law fulfils.
Question # 9
Lenz's law deals with
Question # 10
In a coil current change from 2 to 4 A in .05 s . If the average induced emf is 8 V then coefficient of self-inductance is:
Question # 11
the core of transformer is laminated so reduce.
Question # 12
The mutual inductance of the coils depends upon.
Question # 13
When motor is just started, back emf is almost.
Question # 14
Energy density in an inductor is.
Question # 15
When the back emf in a current is zero, it draws
Question # 16
Mutual induction has a practical role in the performance of the.
Question # 17
A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.
FSC Part 2 Physics Chapter 15 Online Test MCQ's
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H Humairatariq Humairatariq 20 - Jan - 2025 01 Min 13 Sec 16/17 -
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Energy density of an inductor is: |
A. UM=1/2μ∘/B2
B. Um = 2μ∘/B
C. UM = 1/2B2/μ∘
D. Um = 2B2/μ∘
|
| 2 | When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in |
A. Flux density
B. Electric flux
C. Magnetic flux
D. Magnetic field strength
|
| 3 | In self induction A coil is connected in__________ with battery and a rheostat. |
A. Parallel
B. Series
C. Both A and B
D. None of above
|
| 4 | For step down transformer |
A. Ns>Np
B. Np > Ns
C. Ns = Np
D. Ns > > > Np
|
| 5 | Self induction does not depend on |
A. Number of turns of the coil
B. Area of cross section of the core
C. Nature of material of the core
D. Current through inductor
|
| 6 | The induced emf in a coil is proportional to: |
A. Magnetic flux through the coil
B. Rate of change of Magnetic flux through the coil
C. Area of the coil
D. Product of magnetic flux flux and area of the coil
|
| 7 | The Lenz's law fulfils. |
A. Law of conservation of energy
B. Law of conservation of charge
C. Law of conservation of momentum
D. Kirchhoff's law
|
| 8 | Commentator was invented by |
A. Henry
B. Ousted
C. Maxwell
D. William sturgeon
|
| 9 | A step up transformer is used 120 V line to provide 240 V. If primary coil has 100 turns the number of turns is secondary is. |
A. 50
B. 100
C. 150
D. 200
|
| 10 | One henry is equal to |
A. 1 ohm x 1 sec
B. 1 ohm x 1 hertz
C. 1 ohm x 1 metre
D. All of above
|
Test Questions
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sania saeed
16 Nov 2017ye log poore number nai dete jan bhooj kar
ayesha
11 May 20172 mcqs k ans ghalat hain irrespective k wo book ki statements hain