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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 only difference between the construction of D.C and A.C is.
Question # 2
If the north pole of a magnet moves away from a metallic ring
Question # 3
The rod of unit length is moving at 30 o through a magnetic field of 1 T. If the velocity of rod is 1 m/s, then induced emf in the rod will be given by
Question # 4
What is the co-efficient of mutual inductance, when the magnetic flux changes by 2 x 10-2 Wb, and change in current is 0.01 A?
Question # 5
The induction can be increased by winding the wire around a core made of.
Question # 6
DC generator by william Sturgeon in:
Question # 7
The winding of the electromagnet in motor are usually called.
Question # 8
When the back emf in a current is zero, it draws
Question # 9
Energy stored in inductor is.
Question # 10
Eddy current is produced when:
Question # 11
In D.C. generator, split rings act as.
Question # 12
One henry is equal to
Question # 13
Lenz's law was given by Heinrich lenz in:
Question # 14
Output of D.C. motor is
Question # 15
Eddy current is one cause energy loss in
Question # 16
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 17
The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:
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.C. Generator based upon the |
A. Lenz's law
B. Maxwell's relation
C. Faradays law of electromagnet induction
D. Mutual induction
|
| 2 | The application of mutual induction is a. |
A. D.C. motor
B. Radio
C. Television
D. Transformer
|
| 3 | 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
|
| 4 | Commutator was invented in |
A. 1834
B. 1820
C. 1840
D. 1835
|
| 5 | Self inductance of a long solenoid is given by |
D. None of the above
|
| 6 | The Si unit of Mutual inductance is: |
A. VA-1S-1
B. VAS-1
C. VSA-1
D. ASV-1
|
| 7 | Eddy current is one cause energy loss in |
A. A.C. generator
B. Transformer
C. D.C. motor
D. D.C. generator
|
| 8 | Energy stored in inductor is. |
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
|
| 9 | The device in which induced emf is statically induced emf is: |
A. Transforms
B. AC generator
C. Alevator
D. Dynamo
|
| 10 | Efficiency of transformer does not affected by |
A. Input voltage
B. Core of transformer
C. Insulation between sheet
D. Resistance of coils
|
Test Questions