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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 device in the circuit that consume electrical energy are known as.
Question # 2
The self induction emf is some times called.
Question # 3
Electromagnetic induction is exactly according to law of:
Question # 4
For step down transformer
Question # 5
A.C. Generator based upon the
Question # 6
The motional emf depends upon the
Question # 7
A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.
Question # 8
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 # 9
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 10
If we make magnetic field stronger the value of induced current is.
Question # 11
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 # 12
What is the co-efficient of mutual inductance, when the magnetic flux changes by 2 x 10-2 Wb, and change in current is 0.01 A?
Question # 13
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 14
The Lenz's law is also statement of:
Question # 15
SI unit of hennery which is.
Question # 16
The Lenz's law fulfils.
Question # 17
1 Henry =
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 | The unit of induced emf is |
A. Ampere
B. Volt
C. Joule/coulomb
D. Both (b) and (c)
|
| 2 | The Lenz's law fulfils. |
A. Law of conservation of energy
B. Law of conservation of charge
C. Law of conservation of momentum
D. Kirchhoff's law
|
| 3 | The working principle of transformer is. |
A. Self induction
B. Faraday's law
C. Mutual induction
D. Electromagnetic induction
|
| 4 | In case of inductor , energy is stored in the |
A. Electric field
B. Magnetic field
C. Potential field
D. Gravitational field
|
| 5 | In A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is. |
A. NwAB
B. 2pi f
C. Maximum
D. Zero
|
| 6 | A current generator device converts: |
A. Mechanical energy into chemical energy
B. Chemical energy into electrical energy
C. Mechanical energy into electrical energy
D. Both b and c
|
| 7 | Induced emf in A.C. generator can be increased by |
A. Decreasing area of coil
B. Decreasing magnetic field
C. Increasing area of coil
D. Slowing down speed of coil
|
| 8 | 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
|
| 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 | If the north pole of a magnet moves away from a metallic ring |
A. Clockwise
B. Anticlockwise
C. First clockwise and then anticlockwise
D. None of above
|
Test Questions