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FSC Part 2 Physics
Chapter 15 Test
Start Chapter 15 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 15 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 15 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 15 Online MCQ's Test
00:00
Question # 1
Lenz's law was given by Heinrich lenz in:
Question # 2
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
Question # 3
Lenz's law deals with
Question # 4
The winding of the electromagnet in motor are usually called.
Question # 5
The motional emf developed in a conduction depends upon.
Question # 6
The motional emf is give by
Question # 7
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 8
The magnitude of motional emf is given by
Question # 9
Mutual induction play role in.
Question # 10
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 # 11
Michael Faraday and Joseph Henry belongs to
Question # 12
The application of mutual induction is a.
Question # 13
With the speed of motor, magnitude of back emf
Question # 14
Step up transformer is used.
Question # 15
The unit of induced emf is
Question # 16
When the back emf in a current is zero, it draws
Question # 17
In case of inductor , energy is stored in the
FSC 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 | 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. |
A. 50
B. 100
C. 150
D. 200
|
| 2 | Commutator was invented by: |
A. William bills
B. William Gates
C. William tells
D. William Sturgeon
|
| 3 | A current generator device converts: |
A. Mechanical energy into chemical energy
B. Chemical energy into electrical energy
C. Mechanical energy into electrical energy
D. Both b and c
|
| 4 | The Lenz's law is also statement of: |
A. Law of conservation of mass
B. Law of conservation of charge
C. Law of conservation of energy
D. Law of conservation of momentum
|
| 5 | Lenz's law was given by Heinrich lenz in: |
A. 1894
B. 1904
C. 1854
D. 1834
|
| 6 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 7 | By winding the coil around a less magnetic core, self induction. |
A. Will increase
B. Will decrease
C. Remain same
D. First increase then decrease
|
| 8 | For step down transformer |
A. Ns>Np
B. Np > Ns
C. Ns = Np
D. Ns > > > Np
|
| 9 | In A.C. inductor behaves as |
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
|
| 10 | Energy density of an inductor is: |
A. UM=1/2μ∘/B2
B. Um = 2μ∘/B
C. UM = 1/2B2/μ∘
D. Um = 2B2/μ∘
|
Test Questions
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sania saeed
16 Nov 2017ye log poore number nai dete jan bhooj kar
ayesha
11 May 20172 mcqs k ans ghalat hain irrespective k wo book ki statements hain