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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 a step up transformer were 100% efficient the primary and secondary winging's would have the same.
Question # 2
Step up transformer is used.
Question # 3
Efficiency of transformer does not affected by
Question # 4
The negative sign with induced emf in Faraday's law is in accordance with
Question # 5
A.C is converted into D.C by
Question # 6
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 # 7
The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:
Question # 8
The induced emf in a coil is proportional to:
Question # 9
When a conductor moves across a magnetic field an emf is set up this emf is called.
Question # 10
The Lenz's law fulfils.
Question # 11
Michael Faraday and Joseph Henry belongs to
Question # 12
The self induction emf is some times called.
Question # 13
Lenz's law is a consequence of the law of conservation of
Question # 14
The motional emf is give by
Question # 15
the core of transformer is laminated so reduce.
Question # 16
Electromagnetic induction obeys law of conservation
Question # 17
Commutator was invented in
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 | Energy stored in an inductor is: |
A. 1/2L2I
B. 1/2L2/I
C. 1/2LI2
D. 1/2LI
|
| 2 | 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
|
| 3 | Mutual induction has a practical role in the performance of the. |
A. Radio choke
B. Transformers
C. A.C. Generator
D. D.C. Generator
|
| 4 | A metal rod of 1 m is moving at a speed of 1 ms-1 in a direction making an angle 30 o with 0.5 T magnetic field . The emf produced is. |
A. 0.25 N
B. 2.5 N
C. 0.25 V
D. 2.5 V
|
| 5 | split rings are used in |
A. A.C. generator
B. A.C. motor
C. Transformer
D. D.C. motor
|
| 6 | A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is. |
A. 0.1 J
B. 10 J
C. 100 J
D. 1000 J
|
| 7 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 8 | SI unit of hennery which is. |
A. VSA-1
B. VS-1 A
C. VS-1A-1
D. VSA
|
| 9 | The emf induced by the motion of a conductor across a magnetic field is called: |
A. Motional emf
B. Rotational emf
C. Induced emf
D. All of above
|
| 10 | Unit of self inductance is |
A. Weber
B. Tesla
C. Henry
D. Farad
|
Test Questions