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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
A step up transformer is used 120 V line to provide 240 V. If primary coil has 100 turns the number of turns is secondary is.
Question # 2
Which one is not present in A.C. generator.
Question # 3
SI unit of hennery which is.
Question # 4
The self induction emf is some times called.
Question # 5
The jerks in D.C. motor are created by the use of.
Question # 6
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 7
The motional emf developed in a conduction depends upon.
Question # 8
The Si unit of Mutual inductance is:
Question # 9
The induced emf in a coil is proportional to:
Question # 10
When motor is just started, back emf is almost.
Question # 11
By winding the coil around a less magnetic core, self induction.
Question # 12
If force in the direction of velocity of conductor, then induced current is directed,
Question # 13
Induced emf in A.C. generator can be increased by
Question # 14
A simple device that prevents the direction of current from changing is called.
Question # 15
A current generator device converts:
Question # 16
If the coil is wound on iron core, the flux through it.
Question # 17
If magnetic field is doubled then magnetic energy density becomes.
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 | The working principle of transformer is. |
A. Self induction
B. Faraday's law
C. Mutual induction
D. Electromagnetic induction
|
| 2 | 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
|
| 3 | With the speed of motor, magnitude of back emf |
A. Remain same
B. Increase
C. Decrease
D. First increases then decreases
|
| 4 | Mutual induction has a practical role in the performance of the. |
A. Radio choke
B. Transformers
C. A.C. Generator
D. D.C. Generator
|
| 5 | The Lenz's law fulfils. |
A. Law of conservation of energy
B. Law of conservation of charge
C. Law of conservation of momentum
D. Kirchhoff's law
|
| 6 | EMF is induced due to change in |
A. Charge
B. Current
C. Magnetic flux
D. Electric field
|
| 7 | Commutator was invented by: |
A. William bills
B. William Gates
C. William tells
D. William Sturgeon
|
| 8 | Lenz's law is a consequence of the law of conservation of |
A. Charge
B. Momentum
C. Energy
D. Angular momentum
|
| 9 | In self induction A coil is connected in__________ with battery and a rheostat. |
A. Parallel
B. Series
C. Both A and B
D. None of above
|
| 10 | Self inductance of a long solenoid is given by |
D. None of the above
|
Test Questions
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