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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
Unit of self inductance is
Question # 2
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 # 3
Lenz's law presented in
Question # 4
Which of the following converts electrical energy into mechanical energy.
Question # 5
A metal rod of 1 m is moving at a speed of 1 ms-1 in a direction making an angle 30 o with 0.5 T magnetic field . The emf produced is.
Question # 6
SI unit of hennery which is.
Question # 7
A.C. Generator based upon the
Question # 8
A current generator device converts:
Question # 9
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 10
The induced emf in a coil is proportional to:
Question # 11
In A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is.
Question # 12
B2/2p is the expression of.
Question # 13
Commentator was invented by
Question # 14
If force in the direction of velocity of conductor, then induced current is directed,
Question # 15
The unit of induced emf is
Question # 16
Self inductance of a long solenoid is given by
Question # 17
EMF is induced due to change in
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 | With the speed of motor, magnitude of back emf |
A. Remain same
B. Increase
C. Decrease
D. First increases then decreases
|
| 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 | Commutator was invented by: |
A. William bills
B. William Gates
C. William tells
D. William Sturgeon
|
| 4 | Mutual induction has a practical role in the performance of the. |
A. Radio choke
B. Transformers
C. A.C. Generator
D. D.C. Generator
|
| 5 | The illustration of the phenomenon of mutual induction is in the device of |
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
|
| 6 | Electromagnetic induction is exactly according to law of: |
A. Momentum
B. Charge
C. Energy
D. Mass
|
| 7 | When the back emf is zero, its draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 8 | 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
|
| 9 | The only difference between the construction of D.C and A.C is. |
A. Carbon burshes
B. Coil
C. Commutator
D. Magnetic field
|
| 10 | The emf induced by the motion of a conductor across a magnetic field is called: |
A. Motional emf
B. Rotational emf
C. Induced emf
D. All of above
|
Test Questions