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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
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 # 2
Induced emf in A.C. generator can be increased by
Question # 3
The magnitude of motional emf is given by
Question # 4
Output of D.C. motor is
Question # 5
The unit of induced emf is
Question # 6
If D.C. input for step up transformer, the output is
Question # 7
The device in which induced emf is statically induced emf is:
Question # 8
By winding the coil around a less magnetic core, self induction.
Question # 9
Which of the following converts electrical energy into mechanical energy.
Question # 10
B2/2p is the expression of.
Question # 11
The motional emf is give by
Question # 12
When a motor is over loaded then the magnitude of back emf.
Question # 13
When the back emf is zero, its draws.
Question # 14
EMF is induced due to change in
Question # 15
If magnetic field is doubled then magnetic energy density becomes.
Question # 16
The Si unit of Mutual inductance is:
Question # 17
Electromagnetic induction obeys law of conservation
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 magnitude of motional emf is given by | |
| 2 | 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
|
| 3 |
|
|
| 4 | If the coil is wound on iron core, the flux through it. |
A. Decreases
B. Becomes zero
C. Increases
D. Remains constant
|
| 5 | Induced emf in A.C. generator can be increased by |
A. Decreasing area of coil
B. Decreasing magnetic field
C. Increasing area of coil
D. Slowing down speed of coil
|
| 6 | Energy stored in inductor is. |
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
|
| 7 | The motional emf is give by |
A. qvB
B. IBL
C. eBL
D. vBL
|
| 8 | Which one is not present in A.C. generator. |
A. Armature
B. Magnet
C. Slip rings
D. Commutator
|
| 9 | 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
|
| 10 | One henry is equal to |
A. 1 ohm x 1 sec
B. 1 ohm x 1 hertz
C. 1 ohm x 1 metre
D. All of above
|
Test Questions