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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
If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
Question # 2
Eddy current is produced when:
Question # 3
The Lenz's law is also statement of:
Question # 4
A real transformer does not change.
Question # 5
The movement of conductor in magnetic field produces electrical current was discovered in:
Question # 6
The magnitude of motional emf is given by
Question # 7
Energy density in an inductor is.
Question # 8
Step up transformer is used.
Question # 9
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 # 10
Michael Faraday and Joseph Henry belongs to
Question # 11
If force in the direction of velocity of conductor, then induced current is directed,
Question # 12
Commentator was invented by
Question # 13
The application of mutual induction is a.
Question # 14
Which of the following quantities remain constant in step up transformer?
Question # 15
The device in which induced emf is statically induced emf is:
Question # 16
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
Question # 17
Electric current produces magnetic field, was suggested by.
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 | B2/2p is the expression of. |
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
|
| 2 | The motional emf developed in a conduction depends upon. |
A. Length
B. Orientation
C. Magnetic field
D. All of the above
|
| 3 | Which of the following converts electrical energy into mechanical energy. |
A. Transformer
B. A.C. generator
C. D.C. generator
D. D.C. motor
|
| 4 | When a motor is over loaded then the magnitude of back emf. |
A. Increases
B. Decreases
C. Remain constant
D. Zero
|
| 5 | The negative sign with induced emf in Faraday's law is in accordance with |
A. Lenz's law
B. Amperes law
C. Boyle's law
D. Gauss law
|
| 6 | The movement of conductor in magnetic field produces electrical current was discovered in: |
A. 1931
B. 1731
C. 1842
D. 1831
|
| 7 | Mutual induction has a practical role in the performance of the. |
A. Radio choke
B. Transformers
C. A.C. Generator
D. D.C. Generator
|
| 8 | If D.C. input for step up transformer, the output is |
A. Zero
B. High
C. Low
D. May be high or low
|
| 9 | The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be: |
A. Antoclockwise
B. Clockwise
C. First Clockwise and then Antoclockwise
D. First anticlockwise and then Clockwise
|
| 10 | Step up transformer is used. |
A. Step up D.C. voltage
B. Step up A.C. voltage
C. Step up both A.C and D.C.
D. Step up A.C. current
|
Test Questions