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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
Lenz's law was given by Heinrich lenz in:
Question # 2
A real transformer does not change.
Question # 3
The magnitude of back emf:
Question # 4
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 5
When motor is just started, back emf is almost.
Question # 6
Which one is not present in A.C. generator.
Question # 7
One henry is equal to
Question # 8
When a conductor moves across a magnetic field an emf is set up this emf is called.
Question # 9
the core of transformer is laminated so reduce.
Question # 10
Which of the following converts electrical energy into mechanical energy.
Question # 11
In D.C. generator, split rings act as.
Question # 12
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 # 13
The negative sign with induced emf in Faraday's law is in accordance with
Question # 14
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 15
Induced emf in A.C. generator can be increased by
Question # 16
A current generator device converts:
Question # 17
Which of the following quantities remain constant in step up transformer?
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 | Michael Faraday and Joseph Henry belongs to |
A. England and USA
B. France and USA
C. China and USA
D. None of these
|
| 2 | In A.C. inductor behaves as |
A. Capacitor
B. Resistor
C. Commutator
D. Transistor
|
| 3 | Which of the following quantities remain constant in step up transformer? |
A. Current
B. Voltage
C. Power
D. Heat
|
| 4 | Commutator was invented by: |
A. William bills
B. William Gates
C. William tells
D. William Sturgeon
|
| 5 | The magnitude of back emf: |
A. Increases with sped of motor
B. Decreases with speed of motor
C. Remains same
D. None of above
|
| 6 | Induced emf in A.C. generator can be increased by |
A. Decreasing area of coil
B. Decreasing magnetic field
C. Increasing area of coil
D. Slowing down speed of coil
|
| 7 | If magnetic field is doubled then magnetic energy density becomes. |
A. Four times
B. Two times
C. Three times
D. Six times
|
| 8 |
|
|
| 9 | Efficiency of transformer does not affected by |
A. Input voltage
B. Core of transformer
C. Insulation between sheet
D. Resistance of coils
|
| 10 | In case of inductor , energy is stored in the |
A. Electric field
B. Magnetic field
C. Potential field
D. Gravitational field
|
Test Questions
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