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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
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 # 2
Output of D.C. motor is
Question # 3
Michael Faraday and Joseph Henry belongs to
Question # 4
The direction of induced current is always so as to oppose the change which causes the current, this is the statement of
Question # 5
The induced emf in a coil is proportional to:
Question # 6
If magnetic field is doubled then magnetic energy density becomes.
Question # 7
The movement of conductor in magnetic field produces electrical current was discovered in:
Question # 8
If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
Question # 9
The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:
Question # 10
The Si unit of Mutual inductance is:
Question # 11
When a conductor moves across a magnetic field an emf is set up this emf is called.
Question # 12
The illustration of the phenomenon of mutual induction is in the device of
Question # 13
The mutual inductance of the coils depends upon.
Question # 14
Commutator was invented in
Question # 15
The induction can be increased by winding the wire around a core made of.
Question # 16
If force in the direction of velocity of conductor, then induced current is directed,
Question # 17
Induced emf in A.C. generator can be increased 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 | 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
|
| 2 | If the north pole of a magnet moves away from a metallic ring |
A. Clockwise
B. Anticlockwise
C. First clockwise and then anticlockwise
D. None of above
|
| 3 | When back emf in motor is zero, it draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 4 | SI unit of hennery which is. |
A. VSA-1
B. VS-1 A
C. VS-1A-1
D. VSA
|
| 5 | 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? |
A. 2 H
B. 3 H
C. 1/2 H
D. Zero
|
| 6 | 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
|
| 7 | Energy stored in inductor is. |
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
|
| 8 | Lenz's law presented in |
A. 1834
B. 1934
C. 1826
D. 1836
|
| 9 | If force in the direction of velocity of conductor, then induced current is directed, |
A. Anti clockwise
B. Clock wise
C. At equilibrium
D. None of above
|
| 10 | The unit of induced emf is |
A. Ampere
B. Volt
C. Joule/coulomb
D. Both (b) and (c)
|
Test Questions