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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 Lenz's law fulfils.
Question # 2
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 3
Which of the following converts electrical energy into mechanical energy.
Question # 4
The mutual inductance of the coils depends upon.
Question # 5
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 # 6
The winding of the electromagnet in motor are usually called.
Question # 7
Energy stored in inductor is.
Question # 8
Energy stored in an inductor is:
Question # 9
Output of D.C. motor is
Question # 10
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 11
For step down transformer
Question # 12
A current generator device converts:
Question # 13
Michael Faraday and Joseph Henry belongs to
Question # 14
The self induction emf is some times called.
Question # 15
If force in the direction of velocity of conductor, then induced current is directed,
Question # 16
Commutator was invented by:
Question # 17
Efficiency of transformer does not affected by
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 a motor is over loaded then the magnitude of back emf. |
A. Increases
B. Decreases
C. Remain constant
D. Zero
|
| 2 | A real transformer does not change. |
A. Voltage level
B. Current level
C. Power level
D. Frequency
|
| 3 | The induction can be increased by winding the wire around a core made of. |
A. Copper
B. Silicon
C. Iron
D. Aluminum
|
| 4 | 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
|
| 5 | When a conductor moves across a magnetic field an emf is set up this emf is called. |
A. Variable emf
B. Constant emf
C. Back emf
D. Induced emf
|
| 6 | 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
|
| 7 | Lenz's law presented in |
A. 1834
B. 1934
C. 1826
D. 1836
|
| 8 | 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
|
| 9 | the core of transformer is laminated so reduce. |
A. Magnetic loss
B. Hysteresis loss
C. Eddy current loss
D. Electric loss
|
| 10 | 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
|
Test Questions