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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
If speed of rotation of a generator is doubled the output voltage will be.
Question # 2
Eddy current is one cause energy loss in
Question # 3
For step down transformer
Question # 4
When a motor is over loaded then the magnitude of back emf.
Question # 5
Energy stored in an inductor is:
Question # 6
The mutual inductance between two coils depends upon their
Question # 7
The mutual inductance of the coils depends upon.
Question # 8
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 9
The device in the circuit that consume electrical energy are known as.
Question # 10
The self induction emf is some times called.
Question # 11
The jerks in D.C. motor are created by the use of.
Question # 12
In self induction A coil is connected in__________ with battery and a rheostat.
Question # 13
The device in which induced emf is statically induced emf is:
Question # 14
Michael Faraday and Joseph Henry belongs to
Question # 15
A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.
Question # 16
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 17
Lenz's law was given by Heinrich lenz in:
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 | When the back emf in a current is zero, it draws |
A. Zero current
B. Maximum current
C. Minimum current
D. Steady average current
|
| 2 | The magnitude of back emf: |
A. Increases with sped of motor
B. Decreases with speed of motor
C. Remains same
D. None of above
|
| 3 | Mutual induction play role in. |
A. Generator
B. D.C. motor
C. Galvanometer
D. Transformer
|
| 4 | If the coil is wound on iron core, the flux through it. |
A. Decreases
B. Becomes zero
C. Increases
D. Remains constant
|
| 5 | A.C. Generator based upon the |
A. Lenz's law
B. Maxwell's relation
C. Faradays law of electromagnet induction
D. Mutual induction
|
| 6 | 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
|
| 7 | The magnitude of motional emf is given by | |
| 8 | In D.C. generator, split rings act as. |
A. Capacitor
B. Commutator
C. Resistor
D. Inductor
|
| 9 | Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V? |
A. 45 V
B. 15 V
C. 90 V
D. 300 V
|
| 10 | When a motor is over loaded then the magnitude of back emf. |
A. Increases
B. Decreases
C. Remain constant
D. Zero
|
Test Questions
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