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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 application of mutual induction is a.
Question # 2
The illustration of the phenomenon of mutual induction is in the device of
Question # 3
the core of transformer is laminated so reduce.
Question # 4
If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
Question # 5
Self inductance of a long solenoid is given by
Question # 6
Energy stored in inductor is.
Question # 7
The induced emf in a coil is proportional to:
Question # 8
Commutator was invented in
Question # 9
Commutator was invented by:
Question # 10
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
Question # 11
When the back emf in a current is zero, it draws
Question # 12
Electromagnetic induction is exactly according to law of:
Question # 13
The only difference between the construction of D.C and A.C is.
Question # 14
If the north pole of a magnet moves away from a metallic ring
Question # 15
Energy density of an inductor is:
Question # 16
Lenz's law presented in
Question # 17
Electromagnetic induction obeys law of conservation
FSC 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 | When the back emf is zero, its draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 2 | SI unit of hennery which is. |
A. VSA-1
B. VS-1 A
C. VS-1A-1
D. VSA
|
| 3 | The illustration of the phenomenon of mutual induction is in the device of |
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
|
| 4 | 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
|
| 5 | The working principle of transformer is. |
A. Self induction
B. Faraday's law
C. Mutual induction
D. Electromagnetic induction
|
| 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 | A.C. Generator based upon the |
A. Lenz's law
B. Maxwell's relation
C. Faradays law of electromagnet induction
D. Mutual induction
|
| 8 | 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
|
| 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 | Which of the following quantities remain constant in step up transformer? |
A. Current
B. Voltage
C. Power
D. Heat
|
Test Questions