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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 Lenz's law fulfils.
Question # 2
A current generator device converts:
Question # 3
Step up transformer is used.
Question # 4
Energy stored in an inductor is:
Question # 5
The motional emf developed in a conduction depends upon.
Question # 6
Electric current produces magnetic field, was suggested by.
Question # 7
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 8
Transformer is used to change
Question # 9
Mutual induction play role in.
Question # 10
Commutator was invented by:
Question # 11
DC generator by william Sturgeon in:
Question # 12
Eddy current is produced when:
Question # 13
For step down transformer
Question # 14
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 # 15
By winding the coil around a less magnetic core, self induction.
Question # 16
The motional emf is give by
Question # 17
The magnitude of back emf:
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 | B2/2p is the expression of. |
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
|
| 2 | 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
|
| 3 | Which of the following quantities remain constant in step up transformer? |
A. Current
B. Voltage
C. Power
D. Heat
|
| 4 | Electromagnetic induction obeys law of conservation |
A. Charge
B. Energy
C. Momentum
D. Mass
|
| 5 | 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
|
| 6 | The Lenz's law fulfils. |
A. Law of conservation of energy
B. Law of conservation of charge
C. Law of conservation of momentum
D. Kirchhoff's law
|
| 7 | split rings are used in |
A. A.C. generator
B. A.C. motor
C. Transformer
D. D.C. motor
|
| 8 | Which of the following converts electrical energy into mechanical energy. |
A. Transformer
B. A.C. generator
C. D.C. generator
D. D.C. motor
|
| 9 | Electric current produces magnetic field, was suggested by. |
A. Faraday
B. Oersted
C. Henry
D. Lenz
|
| 10 | Lenz's law presented in |
A. 1834
B. 1934
C. 1826
D. 1836
|
Test Questions