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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 direction of induced current is always so as to oppose the change which causes the current is:
Question # 2
A.C is converted into D.C by
Question # 3
The motional emf developed in a conduction depends upon.
Question # 4
Eddy current is one cause energy loss in
Question # 5
1 Henry =
Question # 6
Electromagnetic induction obeys law of conservation
Question # 7
Efficiency of transformer does not affected by
Question # 8
For step down transformer
Question # 9
The current induced can be increased by:
Question # 10
The working principle of transformer is.
Question # 11
For inducing emf in a coil the basic requirement is that:
Question # 12
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 # 13
The magnitude of back emf:
Question # 14
The only difference between the construction of D.C and A.C is.
Question # 15
The direction of induced current is always so as to oppose the change which causes the current, this is the statement of
Question # 16
The movement of conductor in magnetic field produces electrical current was discovered in:
Question # 17
Which of the following converts electrical energy into mechanical energy.
FSC Part 2 Physics Chapter 15 Online Test MCQ's
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H Humairatariq Humairatariq 20 - Jan - 2025 01 Min 13 Sec 16/17 -
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The application of mutual induction is a. |
A. D.C. motor
B. Radio
C. Television
D. Transformer
|
| 2 | the core of transformer is laminated so reduce. |
A. Magnetic loss
B. Hysteresis loss
C. Eddy current loss
D. Electric loss
|
| 3 | When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in |
A. Flux density
B. Electric flux
C. Magnetic flux
D. Magnetic field strength
|
| 4 | The working principle of transformer is. |
A. Self induction
B. Faraday's law
C. Mutual induction
D. Electromagnetic induction
|
| 5 | Which of the following converts electrical energy into mechanical energy. |
A. Transformer
B. A.C. generator
C. D.C. generator
D. D.C. motor
|
| 6 | The Lenz's law is also statement of: |
A. Law of conservation of mass
B. Law of conservation of charge
C. Law of conservation of energy
D. Law of conservation of momentum
|
| 7 | The mutual inductance between two coils depends upon their |
A. Size
B. Core material
C. Size, core material and separation
D. Separation
|
| 8 | If speed of rotation of a generator is doubled the output voltage will be. |
A. Remain same
B. Double
C. Four time
D. One half
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| 9 | If force in the direction of velocity of conductor, then induced current is directed, |
A. Anti clockwise
B. Clock wise
C. At equilibrium
D. None of above
|
| 10 | Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V? |
A. 45 V
B. 15 V
C. 90 V
D. 300 V
|
Test Questions