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MCQ's Test For Physics ECAT Pre Engineering Chapter 14 Electromagnetism
Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 14 Electromagnetism
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Total Questions15
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Time Allowed20
Physics ECAT Pre Engineering Chapter 14 Electromagnetism
00:00
Question # 1
Lorentz force is defined as
Question # 2
The force acting on a charge moving in a magnetic field
Question # 3
The permeability of free space is measured in:
Question # 4
A current carrying conductor is placed at right angle to the magnetic field. The magnetic force experienced by the conductor is
Question # 5
The SI unit of magnetic flux is
Question # 6
Amperean path is a:
Question # 7
A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is
Question # 8
The pointer of a
magnetic compass:
Question # 9
NmA-1 is commonly called:
Question # 10
The force experienced by charged particle is maximum, if it moves
Question # 11
A relationship between Gauses of magnetic induction and Tesla(T) is given by
Question # 12
Which is modified form of galvanometer
Question # 13
The gavanometer constant of a moving coil galvanometer is given by
Question # 14
If current through conductor is 1 A and length of conductor is 1m placed at right angle to the magnetic field, then the strength of magnetic field is
Question # 15
Hold the solenoid in the right hand with fingers curling in the direction of current. The direction of the field will be given by:
Prepare Complete Set Wise Physics ECAT Pre Engineering Chapter 14 Electromagnetism MCQs Online With Answers
Top Scorers Of Physics ECAT Pre Engineering Chapter 14 Electromagnetism MCQ`s Test
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R Rahimsiddiqui Siddiqui 05 - Jul - 2024 01 Min 07 Sec 60/60 -
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ECAT Physics Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | For the conversion of galvanometer into voltmeter, we connect a |
A. small resistance in series with galvanometer
B. small resistance in parallel with galvanometer
C. high resistance in parallel with galvanometer
D. high resistance series with galvanometer
|
| 2 | A solenoid is a coil of wire which is: |
A.
Short, loosely wound, cylindrical
B.
Long, tightly wound,
spherical
C.
Long, loosely wound,
cylindrical
D.
Long,
tightly wound, cylindrical |
| 3 | The vector representation of force experience give the direction of |
A. magnetic field
B. current
C. length of conductor
D. force
|
| 4 | The e/m of an electron moving in a circular path in a magnetic field is equal to |
A. V/Br
B. V/B2r2
C. V2/Br2
D. V2/Br
|
| 5 | A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is |
A. Zero
B. 105 m
C. 10-10N
D. 108N
|
| 6 | CRO deflects the beam of |
A. proton
B. a-particle
C. electron
D. neutron
|
| 7 | magnetic field is a: |
A.
Vector
quantity
B.
Scalar quantity
C.
Scalar as well as
scalar quantity
D.
Any of (A) or (B) |
| 8 | F = I(L x B) is a |
A. vector
B. scalar
C. unit vector
D. none of these
|
| 9 | NmA-1 is commonly called: |
A. Weber
B. Apmere
C. Guass
D. Coulomb
|
| 10 | A long wire wound tightly on a cylindrical core is called: |
A. Potentiometer
B. Solenoid
C. Toroid
D. Wheat and stone bridge
|
Test Questions