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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
When the back emf in a current is zero, it draws
Question # 2
The unit of induced emf is
Question # 3
If the north pole of a magnet moves away from a metallic ring
Question # 4
The induced emf in a coil is proportional to:
Question # 5
1 Henry =
Question # 6
In case of inductor , energy is stored in the
Question # 7
The only difference between the construction of D.C and A.C is.
Question # 8
The self induction emf is some times called.
Question # 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.
Question # 10
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 11
By winding the coil around a less magnetic core, self induction.
Question # 12
The illustration of the phenomenon of mutual induction is in the device of
Question # 13
Energy density in an inductor is.
Question # 14
A current generator device converts:
Question # 15
The Lenz's law fulfils.
Question # 16
The mutual inductance of the coils depends upon.
Question # 17
If magnetic field is doubled then magnetic energy density becomes.
FSC Part 2 Physics Chapter 15 Online Test MCQ's
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | For step down transformer |
A. Ns>Np
B. Np > Ns
C. Ns = Np
D. Ns > > > Np
|
| 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 | Mutual induction play role in. |
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
|
| 4 | The application of mutual induction is a. |
A. D.C. motor
B. Radio
C. Television
D. Transformer
|
| 5 | Commutator was invented in |
A. 1834
B. 1820
C. 1840
D. 1835
|
| 6 | the core of transformer is laminated so reduce. |
A. Magnetic loss
B. Hysteresis loss
C. Eddy current loss
D. Electric loss
|
| 7 | The mutual inductance between two coils depends upon their |
A. Size
B. Core material
C. Size, core material and separation
D. Separation
|
| 8 | Induced emf in A.C. generator can be increased by |
A. Decreasing area of coil
B. Decreasing magnetic field
C. Increasing area of coil
D. Slowing down speed of coil
|
| 9 | In case of inductor , energy is stored in the |
A. Electric field
B. Magnetic field
C. Potential field
D. Gravitational field
|
| 10 | If force in the direction of velocity of conductor, then induced current is directed, |
A. Anti clockwise
B. Clock wise
C. At equilibrium
D. None of above
|
Test Questions