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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 magnitude of motional emf is given by
Question # 2
The Si unit of Mutual inductance is:
Question # 3
Efficiency of transformer does not affected by
Question # 4
For step down transformer
Question # 5
Lenz's law presented in
Question # 6
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 7
A simple device that prevents the direction of current from changing is called.
Question # 8
Electric current produces magnetic field, was suggested by.
Question # 9
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 10
The unit of induced emf is
Question # 11
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 12
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 13
The Lenz's law fulfils.
Question # 14
The only difference between the construction of D.C and A.C is.
Question # 15
The mutual inductance between two coils depends upon their
Question # 16
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 17
Electromagnetic induction obeys law of conservation
ICS Part 2 Physics Chapter 15 Online Test MCQ's
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M Mirza Haris 26 - Dec - 2024 06 Min 36 Sec 17/17 -
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | Transformer is used to change |
A. Electric power
B. Magnetic field
C. Alternating voltage
D. Phase of A.C.
|
| 3 | the core of transformer is laminated so reduce. |
A. Magnetic loss
B. Hysteresis loss
C. Eddy current loss
D. Electric loss
|
| 4 | Electromagnetic induction is exactly according to law of: |
A. Momentum
B. Charge
C. Energy
D. Mass
|
| 5 | In D.C. generator, split rings act as. |
A. Capacitor
B. Commutator
C. Resistor
D. Inductor
|
| 6 | The jerks in D.C. motor are created by the use of. |
A. Armature
B. Commutators
C. Split rings
D. Source of emf
|
| 7 | Lenz's law is a consequence of the law of conservation of |
A. Charge
B. Momentum
C. Energy
D. Angular momentum
|
| 8 | Commutator was invented in |
A. 1834
B. 1820
C. 1840
D. 1835
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| 9 | When the back emf in a current is zero, it draws |
A. Zero current
B. Maximum current
C. Minimum current
D. Steady average current
|
| 10 | The motional emf developed in a conduction depends upon. |
A. Length
B. Orientation
C. Magnetic field
D. All of the above
|
Test Questions
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