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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
By winding the coil around a less magnetic core, self induction.
Question # 2
The motional emf depends upon the
Question # 3
split rings are used in
Question # 4
Lenz's law presented in
Question # 5
1 Henry =
Question # 6
Self induction does not depend on
Question # 7
The only difference between the construction of D.C and A.C is.
Question # 8
Mutual induction play role in.
Question # 9
When a motor is over loaded then the magnitude of back emf.
Question # 10
Commutator was invented in
Question # 11
Eddy current is one cause energy loss in
Question # 12
A simple device that prevents the direction of current from changing is called.
Question # 13
The magnitude of motional emf is given by
Question # 14
The jerks in D.C. motor are created by the use of.
Question # 15
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
Question # 16
A.C is converted into D.C by
Question # 17
The application of mutual induction is a.
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 | Energy density of an inductor is: |
A. UM=1/2μ∘/B2
B. Um = 2μ∘/B
C. UM = 1/2B2/μ∘
D. Um = 2B2/μ∘
|
| 2 | Lenz's law is a consequence of the law of conservation of |
A. Charge
B. Momentum
C. Energy
D. Angular momentum
|
| 3 | DC generator by william Sturgeon in: |
A. 1894
B. 1961
C. 1834
D. 1961
|
| 4 | In A.C. inductor behaves as |
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
|
| 5 | If 10 A current passes through 100 mH inductor, then energy stored is. |
A. 100 J
B. 5 J
C. 20 J
D. Zero
|
| 6 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 7 | Energy stored in inductor is. |
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
|
| 8 | In case of inductor , energy is stored in the |
A. Electric field
B. Magnetic field
C. Potential field
D. Gravitational field
|
| 9 | With the speed of motor, magnitude of back emf |
A. Remain same
B. Increase
C. Decrease
D. First increases then decreases
|
| 10 | The current induced can be increased by: |
A. Using a stronger magnetic field
B. Moving the loop faster
C. Replacing the loop bay coi of many turns
D. All of above
|
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