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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 a conductor moves across a magnetic field an emf is set up this emf is called.
Question # 2
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 3
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
Question # 4
Lenz's law is a consequence of the law of conservation of
Question # 5
Self induction does not depend on
Question # 6
When back emf in motor is zero, it draws.
Question # 7
Mutual induction has a practical role in the performance of the.
Question # 8
Electromagnetic induction obeys law of conservation
Question # 9
the core of transformer is laminated so reduce.
Question # 10
If the north pole of a magnet moves away from a metallic ring
Question # 11
Energy density of an inductor is:
Question # 12
The device in which induced emf is statically induced emf is:
Question # 13
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 14
With the speed of motor, magnitude of back emf
Question # 15
A simple device that prevents the direction of current from changing is called.
Question # 16
The induced emf in a coil is proportional to:
Question # 17
For inducing emf in a coil the basic requirement is that:
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 force in the direction of velocity of conductor, then induced current is directed, |
A. Anti clockwise
B. Clock wise
C. At equilibrium
D. None of above
|
| 2 | 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
|
| 3 | 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
|
| 4 | Output of D.C. motor is |
A. A.C. energy
B. Mechanical energy
C. Chemical energy
D. D.C. energy
|
| 5 | Michael Faraday and Joseph Henry belongs to |
A. England and USA
B. France and USA
C. China and USA
D. None of these
|
| 6 | The device in which induced emf is statically induced emf is: |
A. Transforms
B. AC generator
C. Alevator
D. Dynamo
|
| 7 | 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
|
| 8 | 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: |
A. 0.2 henry
B. 0.1 henry
C. 0.8 henry
D. 0.04 henry
|
| 9 | In A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is. |
A. NwAB
B. 2pi f
C. Maximum
D. Zero
|
| 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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