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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
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?
Question # 2
Step up transfer has a transformation ratio of 3:2. What is the voltage in secondary , If voltage in primary is 30 V?
Question # 3
The magnitude of back emf:
Question # 4
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 5
Which of the following quantities remain constant in step up transformer?
Question # 6
The Si unit of Mutual inductance is:
Question # 7
Eddy current is one cause energy loss in
Question # 8
Step up transformer is used.
Question # 9
EMF is induced due to change in
Question # 10
If we make magnetic field stronger the value of induced current is.
Question # 11
With the speed of motor, magnitude of back emf
Question # 12
The device in the circuit that consume electrical energy are known as.
Question # 13
One henry is equal to
Question # 14
The device in which induced emf is statically induced emf is:
Question # 15
The direction of induced current is always so as to oppose the change which causes the current is:
Question # 16
Which of the following converts electrical energy into mechanical energy.
Question # 17
the core of transformer is laminated so reduce.
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 between two coils depends upon their |
A. Size
B. Core material
C. Size, core material and separation
D. Separation
|
| 2 | In case of inductor , energy is stored in the |
A. Electric field
B. Magnetic field
C. Potential field
D. Gravitational field
|
| 3 | Lenz's law was given by Heinrich lenz in: |
A. 1894
B. 1904
C. 1854
D. 1834
|
| 4 | By winding the coil around a less magnetic core, self induction. |
A. Will increase
B. Will decrease
C. Remain same
D. First increase then decrease
|
| 5 | In A.C. inductor behaves as |
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
|
| 6 | If D.C. input for step up transformer, the output is |
A. Zero
B. High
C. Low
D. May be high or low
|
| 7 | The Lenz's law fulfils. |
A. Law of conservation of energy
B. Law of conservation of charge
C. Law of conservation of momentum
D. Kirchhoff's law
|
| 8 | Commentator was invented by |
A. Henry
B. Ousted
C. Maxwell
D. William sturgeon
|
| 9 | If 10 A current passes through 100 mH inductor, then energy stored is. |
A. 100 J
B. 5 J
C. 20 J
D. Zero
|
| 10 | 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: |
A. 0.2 henry
B. 0.1 henry
C. 0.8 henry
D. 0.04 henry
|
Test Questions