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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
The jerks in D.C. motor are created by the use of.
Question # 2
The application of mutual induction is a.
Question # 3
Step up transformer is used.
Question # 4
If magnetic field is doubled then magnetic energy density becomes.
Question # 5
If speed of rotation of a generator is doubled the output voltage will be.
Question # 6
A.C. Generator based upon the
Question # 7
The movement of conductor in magnetic field produces electrical current was discovered in:
Question # 8
What is the co-efficient of mutual inductance, when the magnetic flux changes by 2 x 10-2 Wb, and change in current is 0.01 A?
Question # 9
Mutual induction play role in.
Question # 10
In D.C. generator, split rings act as.
Question # 11
The magnitude of back emf:
Question # 12
A real transformer does not change.
Question # 13
split rings are used in
Question # 14
Electromagnetic induction obeys law of conservation
Question # 15
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 16
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 17
The induced emf in a coil is proportional to:
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 | Lenz's law was given by Heinrich lenz in: |
A. 1894
B. 1904
C. 1854
D. 1834
|
| 2 | The mutual inductance of the coils depends upon. |
A. Stiffness of the coils
B. Density of coils
C. Material of coils
D. Geometry of the coils
|
| 3 | Output of D.C. motor is |
A. A.C. energy
B. Mechanical energy
C. Chemical energy
D. D.C. energy
|
| 4 | Electric current produces magnetic field, was suggested by. |
A. Faraday
B. Oersted
C. Henry
D. Lenz
|
| 5 | When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in |
A. Flux density
B. Electric flux
C. Magnetic flux
D. Magnetic field strength
|
| 6 | For inducing emf in a coil the basic requirement is that: |
A. Flux should link the coil
B. Change in flux should link the coil
C. Coil should form a closed loop
D. Both (b) and (c) are true
|
| 7 | 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
|
| 8 | Energy stored in an inductor is: |
A. 1/2L2I
B. 1/2L2/I
C. 1/2LI2
D. 1/2LI
|
| 9 | If we make magnetic field stronger the value of induced current is. |
A. Decreased
B. Increased
C. Vanishes
D. Remain constant
|
| 10 | A metal rod of 1 m is moving at a speed of 1 ms-1 in a direction making an angle 30 o with 0.5 T magnetic field . The emf produced is. |
A. 0.25 N
B. 2.5 N
C. 0.25 V
D. 2.5 V
|
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