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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 10 A current passes through 100 mH inductor, then energy stored is.
Question # 2
Energy density of an inductor is:
Question # 3
The application of mutual induction is a.
Question # 4
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 # 5
Electric current produces magnetic field, was suggested by.
Question # 6
Output of D.C. motor is
Question # 7
The induction can be increased by winding the wire around a core made of.
Question # 8
The mutual inductance between two coils depends upon their
Question # 9
Self inductance of a long solenoid is given by
Question # 10
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 11
If magnetic field is doubled then magnetic energy density becomes.
Question # 12
Commentator was invented by
Question # 13
In A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is.
Question # 14
One henry is equal to
Question # 15
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 16
Electromagnetic induction obeys law of conservation
Question # 17
When back emf in motor is zero, it draws.
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 | A real transformer does not change. |
A. Voltage level
B. Current level
C. Power level
D. Frequency
|
| 2 | The illustration of the phenomenon of mutual induction is in the device of |
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
|
| 3 | A.C is converted into D.C by |
A. Dynamo
B. Rectifier
C. Motor
D. Transformer
|
| 4 | 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: |
A. 0.2 henry
B. 0.1 henry
C. 0.8 henry
D. 0.04 henry
|
| 5 | If 10 A current passes through 100 mH inductor, then energy stored is. |
A. 100 J
B. 5 J
C. 20 J
D. Zero
|
| 6 | The self induction emf is some times called. |
A. Motional emf
B. Constant emf
C. Back emf
D. Variable emf
|
| 7 | EMF is induced due to change in |
A. Charge
B. Current
C. Magnetic flux
D. Electric field
|
| 8 | 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
|
| 9 | The magnitude of back emf: |
A. Increases with sped of motor
B. Decreases with speed of motor
C. Remains same
D. None of above
|
| 10 | 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
|
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