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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 current induced can be increased by:
Question # 2
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Question # 3
The motional emf developed in a conduction depends upon.
Question # 4
The self induction emf is some times called.
Question # 5
If speed of rotation of a generator is doubled the output voltage will be.
Question # 6
The Si unit of Mutual inductance is:
Question # 7
Efficiency of transformer does not affected by
Question # 8
When the back emf in a current is zero, it draws
Question # 9
The jerks in D.C. motor are created by the use of.
Question # 10
Which of the following converts electrical energy into mechanical energy.
Question # 11
For inducing emf in a coil the basic requirement is that:
Question # 12
The motional emf depends upon the
Question # 13
Which of the following quantities remain constant in step up transformer?
Question # 14
A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is.
Question # 15
By winding the coil around a less magnetic core, self induction.
Question # 16
Which one is not present in A.C. generator.
Question # 17
The rod of unit length is moving at 30 o through a magnetic field of 1 T. If the velocity of rod is 1 m/s, then induced emf in the rod will be given by
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 | The mutual inductance between two coils depends upon their |
A. Size
B. Core material
C. Size, core material and separation
D. Separation
|
| 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 | A 50 mH coil carries a current of 2.0 a , then energy stored in tis magnetic field is. |
A. 0.1 J
B. 10 J
C. 100 J
D. 1000 J
|
| 4 | The winding of the electromagnet in motor are usually called. |
A. Magnetic coils
B. Field coils
C. Electric coils
D. electric o electric coils
|
| 5 | Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V? |
A. 45 V
B. 15 V
C. 90 V
D. 300 V
|
| 6 | Lenz's law was given by Heinrich lenz in: |
A. 1894
B. 1904
C. 1854
D. 1834
|
| 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 A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is. |
A. NwAB
B. 2pi f
C. Maximum
D. Zero
|
| 9 | If we make magnetic field stronger the value of induced current is. |
A. Decreased
B. Increased
C. Vanishes
D. Remain constant
|
| 10 | The direction of induced current is always so as to oppose the change which causes the current, this is the statement of |
A. Lenz's law
B. Faraday's law
C. Ampere's law
D. Coulomb's law
|
Test Questions
Share your comments & questions here
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