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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
When back emf in motor is zero, it draws.
Question # 3
The application of mutual induction is a.
Question # 4
Unit of self inductance is
Question # 5
The device in the circuit that consume electrical energy are known as.
Question # 6
If D.C. input for step up transformer, the output is
Question # 7
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
Question # 8
If magnetic field is doubled then magnetic energy density becomes.
Question # 9
Lenz's law presented in
Question # 10
Lenz's law was given by Heinrich lenz in:
Question # 11
The magnitude of back emf:
Question # 12
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 # 13
One henry is equal to
Question # 14
In D.C. generator, split rings act as.
Question # 15
Michael Faraday and Joseph Henry belongs to
Question # 16
The Si unit of Mutual inductance is:
Question # 17
The magnitude of motional emf is given by
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 | 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
|
| 2 | The mutual inductance of the coils depends upon. |
A. Stiffness of the coils
B. Density of coils
C. Material of coils
D. Geometry of the coils
|
| 3 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 4 | Unit of self inductance is |
A. Weber
B. Tesla
C. Henry
D. Farad
|
| 5 | split rings are used in |
A. A.C. generator
B. A.C. motor
C. Transformer
D. D.C. motor
|
| 6 | B2/2p is the expression of. |
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
|
| 7 | Eddy current is one cause energy loss in |
A. A.C. generator
B. Transformer
C. D.C. motor
D. D.C. generator
|
| 8 | In A.C. inductor behaves as |
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
|
| 9 | The device in which induced emf is statically induced emf is: |
A. Transforms
B. AC generator
C. Alevator
D. Dynamo
|
| 10 | The magnitude of back emf: |
A. Increases with sped of motor
B. Decreases with speed of motor
C. Remains same
D. None 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