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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
SI unit of hennery which is.
Question # 2
Which of the following quantities remain constant in step up transformer?
Question # 3
If the coil is wound on iron core, the flux through it.
Question # 4
Electric current produces magnetic field, was suggested by.
Question # 5
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 # 6
Self inductance of a long solenoid is given by
Question # 7
The direction of induced current is always so as to oppose the change which causes the current, this is the statement of
Question # 8
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 9
Step up transformer is used.
Question # 10
The Lenz's law is also statement of:
Question # 11
B2/2p is the expression of.
Question # 12
With the speed of motor, magnitude of back emf
Question # 13
The negative sign with induced emf in Faraday's law is in accordance with
Question # 14
Lenz's law presented in
Question # 15
In A.C. generator , when plane of coil is perpendicular to magnetic field, then output of generator is.
Question # 16
The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:
Question # 17
The motional emf developed in a conduction depends upon.
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 | When motor is just started, back emf is almost. |
A. Maximum
B. Zero
C. Minimum
D. Infinite
|
| 2 | B2/2p is the expression of. |
A. Lenz's law
B. Magnetic energy
C. Magnetic energy density
D. Back emf
|
| 3 | 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. |
A. 50
B. 100
C. 150
D. 200
|
| 4 | 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
|
| 5 | Which of the following quantities remain constant in step up transformer? |
A. Current
B. Voltage
C. Power
D. Heat
|
| 6 | 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
|
| 7 | 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
|
| 8 | When the back emf is zero, its draws. |
A. Zero current
B. Minimum current
C. Maximum current
D. Steady current
|
| 9 | If the coil is wound on iron core, the flux through it. |
A. Decreases
B. Becomes zero
C. Increases
D. Remains constant
|
| 10 | A.C is converted into D.C by |
A. Dynamo
B. Rectifier
C. Motor
D. Transformer
|
Test Questions
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