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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
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 2
The Lenz's law fulfils.
Question # 3
The device in the circuit that consume electrical energy are known as.
Question # 4
If force in the direction of velocity of conductor, then induced current is directed,
Question # 5
Michael Faraday and Joseph Henry belongs to
Question # 6
When a conductor moves across a magnetic field an emf is set up this emf is called.
Question # 7
Energy stored in inductor is.
Question # 8
The working principle of transformer is.
Question # 9
The illustration of the phenomenon of mutual induction is in the device of
Question # 10
If the coil is wound on iron core, the flux through it.
Question # 11
In D.C. generator, split rings act as.
Question # 12
The self induction emf is some times called.
Question # 13
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.
Question # 14
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 15
The motional emf developed in a conduction depends upon.
Question # 16
Mutual induction has a practical role in the performance of the.
Question # 17
The unit of induced emf 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 | If 10 A current passes through 100 mH inductor, then energy stored is. |
A. 100 J
B. 5 J
C. 20 J
D. Zero
|
| 2 | Energy stored in an inductor is: |
A. 1/2L2I
B. 1/2L2/I
C. 1/2LI2
D. 1/2LI
|
| 3 | When a conductor moves across a magnetic field an emf is set up this emf is called. |
A. Variable emf
B. Constant emf
C. Back emf
D. Induced emf
|
| 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' s1ast rule
|
| 5 | 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
|
| 6 | B2/2p is the expression of. |
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
|
| 7 | The magnitude of back emf: |
A. Increases with sped of motor
B. Decreases with speed of motor
C. Remains same
D. None of above
|
| 8 | The rod of unit length is moving at 30 o through a magnetic field of 1 T. If the velocity of rod is 1 m/s, then induced emf in the rod will be given by |
A. I V
B. 0.25 V
C. 0.5 V
D. 0.6 V
|
| 9 | Energy density in an inductor is. |
A. Directly proportional to magnetic field
B. Directly proportional to square of magnetic field
C. Inversely proportional to magnetic field
D. Inversely proportional to square of magnetic field
|
| 10 | 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
|
Test Questions