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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
The device in the circuit that consume electrical energy are known as.
Question # 2
Energy density in an inductor is.
Question # 3
Energy density of an inductor is:
Question # 4
The application of mutual induction is a.
Question # 5
With the speed of motor, magnitude of back emf
Question # 6
If speed of rotation of a generator is doubled the output voltage will be.
Question # 7
In D.C. generator, split rings act as.
Question # 8
By winding the coil around a less magnetic core, self induction.
Question # 9
If the coil is wound on iron core, the flux through it.
Question # 10
The magnitude of motional emf is given by
Question # 11
Electric current produces magnetic field, was suggested by.
Question # 12
In case of inductor , energy is stored in the
Question # 13
Eddy current is one cause energy loss in
Question # 14
Self inductance of a long solenoid is given by
Question # 15
In A.C. inductor behaves as
Question # 16
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 17
If a step up transformer were 100% efficient the primary and secondary winging's would have the same.
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 | 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
|
| 2 | The motional emf is give by |
A. qvB
B. IBL
C. eBL
D. vBL
|
| 3 | Lenz's law is a consequence of the law of conservation of |
A. Charge
B. Momentum
C. Energy
D. Angular momentum
|
| 4 | Self induction does not depend on |
A. Number of turns of the coil
B. Area of cross section of the core
C. Nature of material of the core
D. Current through inductor
|
| 5 | Energy stored in inductor is. |
A. 1/2 L I2
B. 1/2 LI
C. 1/2 L2I
D. 1/2 L2I2
|
| 6 | 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
|
| 7 | 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
|
| 8 | When motor is just started, back emf is almost. |
A. Maximum
B. Zero
C. Minimum
D. Infinite
|
| 9 | For inducing emf in a coil the basic requirement is that: |
A. Flux should link the coil
B. Change in flux should link the coil
C. Coil should form a closed loop
D. Both (b) and (c) are true
|
| 10 | Output of D.C. motor is |
A. A.C. energy
B. Mechanical energy
C. Chemical energy
D. D.C. energy
|
Test Questions