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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 mutual inductance between two coils depends upon their
Question # 2
The current induced can be increased by:
Question # 3
If magnetic field is doubled then magnetic energy density becomes.
Question # 4
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 5
If force in the direction of velocity of conductor, then induced current is directed,
Question # 6
The magnitude of back emf:
Question # 7
The only difference between the construction of D.C and A.C is.
Question # 8
the core of transformer is laminated so reduce.
Question # 9
In a coil current change from 2 to 4 A in .05 s . If the average induced emf is 8 V then coefficient of self-inductance is:
Question # 10
In D.C. generator, split rings act as.
Question # 11
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 12
The Si unit of Mutual inductance is:
Question # 13
Which one is not present in A.C. generator.
Question # 14
The application of mutual induction is a.
Question # 15
When motor is just started, back emf is almost.
Question # 16
Lenz's law is a consequence of the law of conservation of
Question # 17
The device in which induced emf is statically induced emf is:
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 motor is just started, back emf is almost. |
A. Maximum
B. Zero
C. Minimum
D. Infinite
|
| 2 | A real transformer does not change. |
A. Voltage level
B. Current level
C. Power level
D. Frequency
|
| 3 | B2/2p is the expression of. |
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
|
| 4 | If the coil is wound on iron core, the flux through it. |
A. Decreases
B. Becomes zero
C. Increases
D. Remains constant
|
| 5 | Energy stored in inductor is. |
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
|
| 6 | The unit of induced emf is |
A. Ampere
B. Volt
C. Joule/coulomb
D. Both (b) and (c)
|
| 7 | Mutual induction has a practical role in the performance of the. |
A. Radio choke
B. Transformers
C. A.C. Generator
D. D.C. Generator
|
| 8 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 9 | Mutual induction play role in. |
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
|
| 10 | The working principle of transformer is. |
A. Self induction
B. Faraday's law
C. Mutual induction
D. Electromagnetic induction
|
Test Questions
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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