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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
Commutator was invented in
Question # 2
In a coil current change from 2 to 4 A in .05 s . If the average induced emf is 8 V then coefficient of self-inductance is:
Question # 3
Transformer is used to change
Question # 4
The motional emf depends upon the
Question # 5
Electric current produces magnetic field, was suggested by.
Question # 6
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 # 7
When a motor is over loaded then the magnitude of back emf.
Question # 8
Energy density of an inductor is:
Question # 9
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 10
1 Henry =
Question # 11
B2/2p is the expression of.
Question # 12
the core of transformer is laminated so reduce.
Question # 13
Unit of self inductance is
Question # 14
In case of inductor , energy is stored in the
Question # 15
The negative sign with induced emf in Faraday's law is in accordance with
Question # 16
Electromagnetic induction is exactly according to law of:
Question # 17
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?
ICS Part 2 Physics Chapter 15 Online Test MCQ's
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A Amna Altaf 21 - Jan - 2025 01 Min 48 Sec 17/17 -
M Mirza Haris 26 - Dec - 2024 06 Min 36 Sec 17/17 -
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | One henry is equal to |
A. 1 ohm x 1 sec
B. 1 ohm x 1 hertz
C. 1 ohm x 1 metre
D. All of above
|
| 2 | With the speed of motor, magnitude of back emf |
A. Remain same
B. Increase
C. Decrease
D. First increases then decreases
|
| 3 | If we make magnetic field stronger the value of induced current is. |
A. Decreased
B. Increased
C. Vanishes
D. Remain constant
|
| 4 | When motor is just started, back emf is almost. |
A. Maximum
B. Zero
C. Minimum
D. Infinite
|
| 5 | 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
|
| 6 | 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
|
| 7 | The device in the circuit that consume electrical energy are known as. |
A. Dissipaters
B. Generator
C. Load
D. Motors
|
| 8 | 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
|
| 9 | Eddy current is produced when: |
A. A metal is light in varying magnetic field
B. A metal is kept in steady magnetic field
C. A circular coil is placed in a steady magnetic field
D. A current is passed through a circualr coil
|
| 10 | EMF is induced due to change in |
A. Charge
B. Current
C. Magnetic flux
D. Electric field
|
Test Questions