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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 induced emf in a coil is proportional to:
Question # 2
When back emf in motor is zero, it draws.
Question # 3
If speed of rotation of a generator is doubled the output voltage will be.
Question # 4
The jerks in D.C. motor are created by the use of.
Question # 5
The mutual inductance of the coils depends upon.
Question # 6
For inducing emf in a coil the basic requirement is that:
Question # 7
Energy density of an inductor is:
Question # 8
Commutator was invented in
Question # 9
If D.C. input for step up transformer, the output is
Question # 10
One henry is equal to
Question # 11
In case of inductor , energy is stored in the
Question # 12
The magnitude of motional emf is given by
Question # 13
A.C. Generator based upon the
Question # 14
The application of mutual induction is a.
Question # 15
DC generator by william Sturgeon in:
Question # 16
Efficiency of transformer does not affected by
Question # 17
The motional emf depends upon the
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 current induced can be increased by: |
A. Using a stronger magnetic field
B. Moving the loop faster
C. Replacing the loop bay coi of many turns
D. All of above
|
| 2 | Eddy current is produced when: |
A. A metal is light in varying magnetic field
B. A metal is kept in steady magnetic field
C. A circular coil is placed in a steady magnetic field
D. A current is passed through a circualr coil
|
| 3 | The application of mutual induction is a. |
A. D.C. motor
B. Radio
C. Television
D. Transformer
|
| 4 | If 10 A current passes through 100 mH inductor, then energy stored is. |
A. 100 J
B. 5 J
C. 20 J
D. Zero
|
| 5 | The rod of unit length is moving at 30 o through a magnetic field of 1 T. If the velocity of rod is 1 m/s, then induced emf in the rod will be given by |
A. I V
B. 0.25 V
C. 0.5 V
D. 0.6 V
|
| 6 | Eddy current is one cause energy loss in |
A. A.C. generator
B. Transformer
C. D.C. motor
D. D.C. generator
|
| 7 | 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's 1st rule
|
| 8 | 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
|
| 9 | Self inductance of a long solenoid is given by |
D. None of the above
|
| 10 | With the speed of motor, magnitude of back emf |
A. Remain same
B. Increase
C. Decrease
D. First increases then decreases
|
Test Questions