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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
If D.C. input for step up transformer, the output is
Question # 2
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 3
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 4
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 # 5
If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
Question # 6
A simple device that prevents the direction of current from changing is called.
Question # 7
The direction of induced current is always so as to oppose the change which causes the current, this is the statement of
Question # 8
A.C. Generator based upon the
Question # 9
The induced emf in a coil is proportional to:
Question # 10
The only difference between the construction of D.C and A.C is.
Question # 11
Energy stored in an inductor is:
Question # 12
The motional emf is give by
Question # 13
In A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is.
Question # 14
B2/2p is the expression of.
Question # 15
The application of mutual induction is a.
Question # 16
In case of inductor , energy is stored in the
Question # 17
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
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 | 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
|
| 2 | Transformer is used to change |
A. Electric power
B. Magnetic field
C. Alternating voltage
D. Phase of A.C.
|
| 3 | The application of mutual induction is a. |
A. D.C. motor
B. Radio
C. Television
D. Transformer
|
| 4 | When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in |
A. Flux density
B. Electric flux
C. Magnetic flux
D. Magnetic field strength
|
| 5 | 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
|
| 6 | 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
|
| 7 | Which of the following converts electrical energy into mechanical energy. |
A. Transformer
B. A.C. generator
C. D.C. generator
D. D.C. motor
|
| 8 | If magnetic field is doubled then magnetic energy density becomes. |
A. Four times
B. Two times
C. Three times
D. Six times
|
| 9 | The magnitude of motional emf is given by | |
| 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
Share your comments & questions here
sania saeed
16 Nov 2017ye log poore number nai dete jan bhooj kar
ayesha
11 May 20172 mcqs k ans ghalat hain irrespective k wo book ki statements hain