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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
A.C is converted into D.C by
Question # 2
If we make magnetic field stronger the value of induced current is.
Question # 3
The illustration of the phenomenon of mutual induction is in the device of
Question # 4
The motional emf developed in a conduction depends upon.
Question # 5
The magnitude of back emf:
Question # 6
In D.C. generator, split rings act as.
Question # 7
Lenz's law deals with
Question # 8
When a motor is over loaded then the magnitude of back emf.
Question # 9
The application of mutual induction is a.
Question # 10
Eddy current is produced when:
Question # 11
When back emf in motor is zero, it draws.
Question # 12
the core of transformer is laminated so reduce.
Question # 13
Electric current produces magnetic field, was suggested by.
Question # 14
If D.C. input for step up transformer, the output is
Question # 15
1 Henry =
Question # 16
The Lenz's law fulfils.
Question # 17
The working principle of transformer 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 | Energy stored in an inductor is: |
A. 1/2L2I
B. 1/2L2/I
C. 1/2LI2
D. 1/2LI
|
| 2 | In self induction A coil is connected in__________ with battery and a rheostat. |
A. Parallel
B. Series
C. Both A and B
D. None of above
|
| 3 | B2/2p is the expression of. |
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
|
| 4 | The illustration of the phenomenon of mutual induction is in the device of |
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
|
| 5 | Commutator was invented in |
A. 1834
B. 1820
C. 1840
D. 1835
|
| 6 | Energy density in an inductor is. |
A. Directly proportional to magnetic field
B. Directly proportional to square of magnetic field
C. Inversely proportional to magnetic field
D. Inversely proportional to square of magnetic field
|
| 7 | The mutual inductance of the coils depends upon. |
A. Stiffness of the coils
B. Density of coils
C. Material of coils
D. Geometry of the coils
|
| 8 | Electromagnetic induction obeys law of conservation |
A. Charge
B. Energy
C. Momentum
D. Mass
|
| 9 | When a conductor moves across a magnetic field an emf is set up this emf is called. |
A. Variable emf
B. Constant emf
C. Back emf
D. Induced emf
|
| 10 | 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' s1ast rule
|
Test Questions