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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
SI unit of hennery which is.
Question # 2
Lenz's law deals with
Question # 3
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 4
Mutual induction has a practical role in the performance of the.
Question # 5
When motor is just started, back emf is almost.
Question # 6
Lenz's law was given by Heinrich lenz in:
Question # 7
The magnitude of motional emf is given by
Question # 8
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 9
The only difference between the construction of D.C and A.C is.
Question # 10
Efficiency of transformer does not affected by
Question # 11
The direction of induced current is always so as to oppose the change which causes the current, this is the statement of
Question # 12
The device in the circuit that consume electrical energy are known as.
Question # 13
If the north pole of a magnet moves away from a metallic ring
Question # 14
The magnitude of back emf:
Question # 15
When a conductor moves across a magnetic field an emf is set up this emf is called.
Question # 16
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 # 17
The mutual inductance of the coils depends upon.
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 | The mutual inductance of the coils depends upon. |
A. Stiffness of the coils
B. Density of coils
C. Material of coils
D. Geometry of the coils
|
| 2 | Mutual induction play role in. |
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
|
| 3 | By winding the coil around a less magnetic core, self induction. |
A. Will increase
B. Will decrease
C. Remain same
D. First increase then decrease
|
| 4 | The direction of induced current is always so as to oppose the change which causes the current is: |
A. Faraday's law
B. Lenz's law
C. Ohm's law
D. Kirchhoff's 1st rule
|
| 5 | the core of transformer is laminated so reduce. |
A. Magnetic loss
B. Hysteresis loss
C. Eddy current loss
D. Electric loss
|
| 6 | If 10 A current passes through 100 mH inductor, then energy stored is. |
A. 100 J
B. 5 J
C. 20 J
D. Zero
|
| 7 | When a motor is over loaded then the magnitude of back emf. |
A. Increases
B. Decreases
C. Remain constant
D. Zero
|
| 8 | EMF is induced due to change in |
A. Charge
B. Current
C. Magnetic flux
D. Electric field
|
| 9 | If speed of rotation of a generator is doubled the output voltage will be. |
A. Remain same
B. Double
C. Four time
D. One half
|
| 10 | The application of mutual induction is a. |
A. D.C. motor
B. Radio
C. Television
D. Transformer
|
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