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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 magnetic field is doubled then magnetic energy density becomes.
Question # 2
Which of the following quantities remain constant in step up transformer?
Question # 3
When the back emf is zero, its draws.
Question # 4
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 5
If D.C. input for step up transformer, the output is
Question # 6
Lenz's law deals with
Question # 7
A simple device that prevents the direction of current from changing is called.
Question # 8
The self induction emf is some times called.
Question # 9
SI unit of hennery which is.
Question # 10
If force in the direction of velocity of conductor, then induced current is directed,
Question # 11
Lenz's law presented in
Question # 12
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 13
Energy density in an inductor is.
Question # 14
The winding of the electromagnet in motor are usually called.
Question # 15
Energy stored in an inductor is:
Question # 16
Energy density of an inductor is:
Question # 17
In A.C. inductor behaves as
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 | If the north pole of a magnet moves away from a metallic ring |
A. Clockwise
B. Anticlockwise
C. First clockwise and then anticlockwise
D. None of above
|
| 2 | Electric current produces magnetic field, was suggested by. |
A. Faraday
B. Oersted
C. Henry
D. Lenz
|
| 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 | Eddy current is produced when: |
A. A metal is light in varying magnetic field
B. A metal is kept in steady magnetic field
C. A circular coil is placed in a steady magnetic field
D. A current is passed through a circualr coil
|
| 5 | Self inductance of a long solenoid is given by |
D. None of the above
|
| 6 | 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
|
| 7 | 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. |
A. 50
B. 100
C. 150
D. 200
|
| 8 | Mutual induction has a practical role in the performance of the. |
A. Radio choke
B. Transformers
C. A.C. Generator
D. D.C. Generator
|
| 9 | The current induced can be increased by: |
A. Using a stronger magnetic field
B. Moving the loop faster
C. Replacing the loop bay coi of many turns
D. All of above
|
| 10 | The jerks in D.C. motor are created by the use of. |
A. Armature
B. Commutators
C. Split rings
D. Source of emf
|
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