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ICS Part 2 Physics
Chapter 15 Test
Start Chapter 15 Test
ICS Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 15 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 15 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics ICS Part 2 Chapter 15 Online MCQ's Test
00:00
Question # 1
When motor is just started, back emf is almost.
Question # 2
What is the co-efficient of mutual inductance, when the magnetic flux changes by 2 x 10-2 Wb, and change in current is 0.01 A?
Question # 3
If magnetic field is doubled then magnetic energy density becomes.
Question # 4
Electromagnetic induction obeys law of conservation
Question # 5
DC generator by william Sturgeon in:
Question # 6
One henry is equal to
Question # 7
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 8
If force in the direction of velocity of conductor, then induced current is directed,
Question # 9
When the back emf in a current is zero, it draws
Question # 10
The Lenz's law fulfils.
Question # 11
Efficiency of transformer does not affected by
Question # 12
The only difference between the construction of D.C and A.C is.
Question # 13
Lenz's law deals with
Question # 14
Step up transformer is used.
Question # 15
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 16
If we make magnetic field stronger the value of induced current is.
Question # 17
If 10 A current passes through 100 mH inductor, then energy stored is.
ICS 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 | Unit of self inductance is |
A. Weber
B. Tesla
C. Henry
D. Farad
|
| 2 | 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
|
| 3 | The jerks in D.C. motor are created by the use of. |
A. Armature
B. Commutators
C. Split rings
D. Source of emf
|
| 4 | A.C. Generator based upon the |
A. Lenz's law
B. Maxwell's relation
C. Faradays law of electromagnet induction
D. Mutual induction
|
| 5 | Commentator was invented by |
A. Henry
B. Ousted
C. Maxwell
D. William sturgeon
|
| 6 | If magnetic field is doubled then magnetic energy density becomes. |
A. Four times
B. Two times
C. Three times
D. Six times
|
| 7 | The device in which induced emf is statically induced emf is: |
A. Transforms
B. AC generator
C. Alevator
D. Dynamo
|
| 8 | The self induction emf is some times called. |
A. Motional emf
B. Constant emf
C. Back emf
D. Variable emf
|
| 9 | 1 Henry = |
A. VSA-1
B. VS-1A-1
C. V-1SA
D. VSA-2
|
| 10 | The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be: |
A. Antoclockwise
B. Clockwise
C. First Clockwise and then Antoclockwise
D. First anticlockwise and then Clockwise
|
Test Questions
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