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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
Eddy current is produced when:
Question # 2
Lenz's law presented in
Question # 3
If the coil is wound on iron core, the flux through it.
Question # 4
Self inductance of a long solenoid is given by
Question # 5
SI unit of hennery which is.
Question # 6
The motional emf developed in a conduction depends upon.
Question # 7
1 Henry =
Question # 8
If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
Question # 9
Eddy current is one cause energy loss in
Question # 10
The induced emf in a coil is proportional to:
Question # 11
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 12
Mutual induction has a practical role in the performance of the.
Question # 13
With the speed of motor, magnitude of back emf
Question # 14
A real transformer does not change.
Question # 15
The winding of the electromagnet in motor are usually called.
Question # 16
Which of the following converts electrical energy into mechanical energy.
Question # 17
By winding the coil around a less magnetic core, self induction.
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 a motor is over loaded then the magnitude of back emf. |
A. Increases
B. Decreases
C. Remain constant
D. Zero
|
| 2 | The jerks in D.C. motor are created by the use of. |
A. Armature
B. Commutators
C. Split rings
D. Source of emf
|
| 3 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 4 | Efficiency of transformer does not affected by |
A. Input voltage
B. Core of transformer
C. Insulation between sheet
D. Resistance of coils
|
| 5 | When back emf in motor is zero, it draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 6 | If D.C. input for step up transformer, the output is |
A. Zero
B. High
C. Low
D. May be high or low
|
| 7 | SI unit of hennery which is. |
A. VSA-1
B. VS-1 A
C. VS-1A-1
D. VSA
|
| 8 | The illustration of the phenomenon of mutual induction is in the device of |
A. Transformer
B. Inductor
C. A.C. Generator
D. Ammeter
|
| 9 | Lenz's law is a consequence of the law of conservation of |
A. Charge
B. Momentum
C. Energy
D. Angular momentum
|
| 10 | The Si unit of Mutual inductance is: |
A. VA-1S-1
B. VAS-1
C. VSA-1
D. ASV-1
|
Test Questions
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