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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
Commutator was invented in
Question # 2
Lenz's law is a consequence of the law of conservation of
Question # 3
Eddy current is one cause energy loss in
Question # 4
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 5
The mutual inductance between two coils depends upon their
Question # 6
The working principle of transformer is.
Question # 7
Lenz's law was given by Heinrich lenz in:
Question # 8
When a conductor moves across a magnetic field an emf is set up this emf is called.
Question # 9
The current induced can be increased by:
Question # 10
Self induction does not depend on
Question # 11
The self induction emf is some times called.
Question # 12
When a motor is over loaded then the magnitude of back emf.
Question # 13
In A.C. inductor behaves as
Question # 14
When motor is just started, back emf is almost.
Question # 15
The illustration of the phenomenon of mutual induction is in the device of
Question # 16
If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
Question # 17
In case of inductor , energy is stored in the
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 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
|
| 2 | 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
|
| 3 | In case of inductor , energy is stored in the |
A. Electric field
B. Magnetic field
C. Potential field
D. Gravitational field
|
| 4 | A current generator device converts: |
A. Mechanical energy into chemical energy
B. Chemical energy into electrical energy
C. Mechanical energy into electrical energy
D. Both b and c
|
| 5 | Electric current produces magnetic field, was suggested by. |
A. Faraday
B. Oersted
C. Henry
D. Lenz
|
| 6 | Commutator was invented in |
A. 1834
B. 1820
C. 1840
D. 1835
|
| 7 | For step down transformer |
A. Ns>Np
B. Np > Ns
C. Ns = Np
D. Ns > > > Np
|
| 8 | The negative sign with induced emf in Faraday's law is in accordance with |
A. Lenz's law
B. Amperes law
C. Boyle's law
D. Gauss law
|
| 9 | SI unit of hennery which is. |
A. VSA-1
B. VS-1 A
C. VS-1A-1
D. VSA
|
| 10 | The jerks in D.C. motor are created by the use of. |
A. Armature
B. Commutators
C. Split rings
D. Source of emf
|
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