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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
Commentator was invented by
Question # 2
By winding the coil around a less magnetic core, self induction.
Question # 3
If the coil is wound on iron core, the flux through it.
Question # 4
Energy density of an inductor is:
Question # 5
The magnitude of back emf:
Question # 6
Mutual induction play role in.
Question # 7
A real transformer does not change.
Question # 8
The magnitude of motional emf is given by
Question # 9
One henry is equal to
Question # 10
EMF is induced due to change in
Question # 11
A.C is converted into D.C by
Question # 12
In A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is.
Question # 13
When back emf in motor is zero, it draws.
Question # 14
With the speed of motor, magnitude of back emf
Question # 15
Energy density in an inductor is.
Question # 16
Eddy current is produced when:
Question # 17
Induced emf in A.C. generator can be increased 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 | Step up transformer is used. |
A. Step up D.C. voltage
B. Step up A.C. voltage
C. Step up both A.C and D.C.
D. Step up A.C. current
|
| 2 | The motional emf is give by |
A. qvB
B. IBL
C. eBL
D. vBL
|
| 3 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 4 | 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
|
| 5 | In A.C. inductor behaves as |
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
|
| 6 | Which of the following quantities remain constant in step up transformer? |
A. Current
B. Voltage
C. Power
D. Heat
|
| 7 | 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
|
| 8 | The illustration of the phenomenon of mutual induction is in the device of |
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
|
| 9 | 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. |
A. 0.25 N
B. 2.5 N
C. 0.25 V
D. 2.5 V
|
| 10 | A real transformer does not change. |
A. Voltage level
B. Current level
C. Power level
D. Frequency
|
Test Questions