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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
Which of the following quantities remain constant in step up transformer?
Question # 2
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
Question # 3
split rings are used in
Question # 4
The induction can be increased by winding the wire around a core made of.
Question # 5
Which one is not present in A.C. generator.
Question # 6
Electromagnetic induction is exactly according to law of:
Question # 7
A.C is converted into D.C by
Question # 8
Electromagnetic induction obeys law of conservation
Question # 9
EMF is induced due to change in
Question # 10
One henry is equal to
Question # 11
If the coil is wound on iron core, the flux through it.
Question # 12
The device in which induced emf is statically induced emf is:
Question # 13
Eddy current is produced when:
Question # 14
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 # 15
The induced emf in a coil is proportional to:
Question # 16
Lenz's law is a consequence of the law of conservation of
Question # 17
For inducing emf in a coil the basic requirement is that:
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 | Transformer is used to change |
A. Electric power
B. Magnetic field
C. Alternating voltage
D. Phase of A.C.
|
| 2 | When back emf in motor is zero, it draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 3 | 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
|
| 4 | Output of D.C. motor is |
A. A.C. energy
B. Mechanical energy
C. Chemical energy
D. D.C. energy
|
| 5 | A.C. Generator based upon the |
A. Lenz's law
B. Maxwell's relation
C. Faradays law of electromagnet induction
D. Mutual induction
|
| 6 | DC generator by william Sturgeon in: |
A. 1894
B. 1961
C. 1834
D. 1961
|
| 7 | The Si unit of Mutual inductance is: |
A. VA-1S-1
B. VAS-1
C. VSA-1
D. ASV-1
|
| 8 | A simple device that prevents the direction of current from changing is called. |
A. Commutator
B. Rotor
C. Armature
D. Detector
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| 9 | If force in the direction of velocity of conductor, then induced current is directed, |
A. Anti clockwise
B. Clock wise
C. At equilibrium
D. None of above
|
| 10 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
Test Questions