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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
The mutual inductance between two coils depends upon their
Question # 2
When motor is just started, back emf is almost.
Question # 3
Electromagnetic induction is exactly according to law of:
Question # 4
SI unit of hennery which is.
Question # 5
For step down transformer
Question # 6
The self induction emf is some times called.
Question # 7
With the speed of motor, magnitude of back emf
Question # 8
split rings are used in
Question # 9
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 10
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 # 11
The induction can be increased by winding the wire around a core made of.
Question # 12
1 Henry =
Question # 13
The negative sign with induced emf in Faraday's law is in accordance with
Question # 14
The induced emf in a coil is proportional to:
Question # 15
DC generator by william Sturgeon in:
Question # 16
Eddy current is one cause energy loss in
Question # 17
Energy density of an inductor is:
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 | Unit of self inductance is |
A. Weber
B. Tesla
C. Henry
D. Farad
|
| 2 | Self induction does not depend on |
A. Number of turns of the coil
B. Area of cross section of the core
C. Nature of material of the core
D. Current through inductor
|
| 3 | The magnitude of back emf: |
A. Increases with sped of motor
B. Decreases with speed of motor
C. Remains same
D. None of above
|
| 4 | 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
|
| 5 | By winding the coil around a less magnetic core, self induction. |
A. Will increase
B. Will decrease
C. Remain same
D. First increase then decrease
|
| 6 | Commutator was invented by: |
A. William bills
B. William Gates
C. William tells
D. William Sturgeon
|
| 7 | Output of D.C. motor is |
A. A.C. energy
B. Mechanical energy
C. Chemical energy
D. D.C. energy
|
| 8 | Electromagnetic induction is exactly according to law of: |
A. Momentum
B. Charge
C. Energy
D. Mass
|
| 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 | If the coil is wound on iron core, the flux through it. |
A. Decreases
B. Becomes zero
C. Increases
D. Remains constant
|
Test Questions