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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
The negative sign with induced emf in Faraday's law is in accordance with
Question # 2
Self inductance of a long solenoid is given by
Question # 3
1 Henry =
Question # 4
The motional emf is give by
Question # 5
If magnetic field is doubled then magnetic energy density becomes.
Question # 6
The magnitude of back emf:
Question # 7
The only difference between the construction of D.C and A.C is.
Question # 8
Self induction does not depend on
Question # 9
A.C. Generator based upon the
Question # 10
If the coil is wound on iron core, the flux through it.
Question # 11
Michael Faraday and Joseph Henry belongs to
Question # 12
Efficiency of transformer does not affected by
Question # 13
The motional emf developed in a conduction depends upon.
Question # 14
Mutual induction play role in.
Question # 15
The magnitude of motional emf is given by
Question # 16
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 # 17
The illustration of the phenomenon of mutual induction is in the device of
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 | Self inductance of a long solenoid is given by |
D. None of the above
|
| 3 | The working principle of transformer is. |
A. Self induction
B. Faraday's law
C. Mutual induction
D. Electromagnetic induction
|
| 4 | Commutator was invented by: |
A. William bills
B. William Gates
C. William tells
D. William Sturgeon
|
| 5 | Eddy current is one cause energy loss in |
A. A.C. generator
B. Transformer
C. D.C. motor
D. D.C. generator
|
| 6 | When the back emf in a current is zero, it draws |
A. Zero current
B. Maximum current
C. Minimum current
D. Steady average current
|
| 7 | The application of mutual induction is a. |
A. D.C. motor
B. Radio
C. Television
D. Transformer
|
| 8 |
|
|
| 9 | The Direction of induced current is always so as to oppose the change which causes the current, is: |
A. Faraday's law
B. Lenz's law
C. Ohm's law
D. Kirchhoff' s1ast rule
|
| 10 | In D.C. generator, split rings act as. |
A. Capacitor
B. Commutator
C. Resistor
D. Inductor
|
Test Questions