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FSC Part 2 Physics
Chapter 15 Test
Start Chapter 15 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 15 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 15 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 15 Online MCQ's Test
00:00
Question # 1
Induced emf in A.C. generator can be increased by
Question # 2
The induced emf in a coil is proportional to:
Question # 3
Which of the following converts electrical energy into mechanical energy.
Question # 4
If 10 A current passes through 100 mH inductor, then energy stored is.
Question # 5
When a motor is over loaded then the magnitude of back emf.
Question # 6
Mutual induction play role in.
Question # 7
If the coil is wound on iron core, the flux through it.
Question # 8
The Direction of induced current is always so as to oppose the change which causes the current, is:
Question # 9
When the back emf in a current is zero, it draws
Question # 10
Energy stored in inductor is.
Question # 11
The device in the circuit that consume electrical energy are known as.
Question # 12
When the back emf is zero, its draws.
Question # 13
The motional emf depends upon the
Question # 14
A simple device that prevents the direction of current from changing is called.
Question # 15
The emf induced by the motion of a conductor across a magnetic field is called:
Question # 16
The illustration of the phenomenon of mutual induction is in the device of
Question # 17
If speed of rotation of a generator is doubled the output voltage will be.
FSC 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 | Unit of self inductance is |
A. Weber
B. Tesla
C. Henry
D. Farad
|
| 2 | The motional emf developed in a conduction depends upon. |
A. Length
B. Orientation
C. Magnetic field
D. All of the above
|
| 3 | 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
|
| 4 | When a motor is over loaded then the magnitude of back emf. |
A. Increases
B. Decreases
C. Remain constant
D. Zero
|
| 5 | 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
|
| 6 | The device in which induced emf is statically induced emf is: |
A. Transforms
B. AC generator
C. Alevator
D. Dynamo
|
| 7 | A.C. Generator based upon the |
A. Lenz's law
B. Maxwell's relation
C. Faradays law of electromagnet induction
D. Mutual induction
|
| 8 | In D.C. generator, split rings act as. |
A. Capacitor
B. Commutator
C. Resistor
D. Inductor
|
| 9 | The only difference between the construction of D.C and A.C is. |
A. Carbon burshes
B. Coil
C. Commutator
D. Magnetic field
|
| 10 | 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
|
Test Questions