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ICS Part 2 Physics
Chapter 15 Test
Start Chapter 15 Test
ICS Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 15 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 15 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics ICS Part 2 Chapter 15 Online MCQ's Test
00:00
Question # 1
For step down transformer
Question # 2
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 3
When the back emf in a current is zero, it draws
Question # 4
The device in which induced emf is statically induced emf is:
Question # 5
A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.
Question # 6
The winding of the electromagnet in motor are usually called.
Question # 7
Self induction does not depend on
Question # 8
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 9
A real transformer does not change.
Question # 10
Eddy current is produced when:
Question # 11
Lenz's law deals with
Question # 12
B2/2p is the expression of.
Question # 13
The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:
Question # 14
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.
Question # 15
Electric current produces magnetic field, was suggested by.
Question # 16
A current generator device converts:
Question # 17
The motional emf depends upon the
ICS 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 | Electromagnetic induction obeys law of conservation |
A. Charge
B. Energy
C. Momentum
D. Mass
|
| 2 | 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
|
| 3 | If 10 A current passes through 100 mH inductor, then energy stored is. |
A. 100 J
B. 5 J
C. 20 J
D. Zero
|
| 4 | The Si unit of Mutual inductance is: |
A. VA-1S-1
B. VAS-1
C. VSA-1
D. ASV-1
|
| 5 | The induction can be increased by winding the wire around a core made of. |
A. Copper
B. Silicon
C. Iron
D. Aluminum
|
| 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 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
|
| 8 | The self induction emf is some times called. |
A. Motional emf
B. Constant emf
C. Back emf
D. Variable emf
|
| 9 | The direction of induced current is always so as to oppose the change which causes the current, this is the statement of |
A. Lenz's law
B. Faraday's law
C. Ampere's law
D. Coulomb's law
|
| 10 | Commentator was invented by |
A. Henry
B. Ousted
C. Maxwell
D. William sturgeon
|
Test Questions