Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
.gif)
MCQ's Test For ECAT Pre General Science Physics Chapter 14 Electromagnetism
Try The MCQ's Test For ECAT Pre General Science Physics Chapter 14 Electromagnetism
-
Total Questions30
-
Time Allowed30
ECAT Pre General Science Physics Chapter 14 Electromagnetism
00:00
Question # 1
At a given instant, a photon moves in +x direction in a region where there magnetic field in -z direction. The magnetic force on the proton will be the:
Question # 2
The torque per unit twist of coil is called
Question # 3
The SI unit of magnetic flux is.
Question # 4
The current sensitivity of the galvanometer is
Question # 5
Amperean path is a:
Question # 6
In the expression of force experienced by electron, the direction of both v and B are
Question # 7
The current is measured in
Question # 8
Weber is a unit of
Question # 9
A magnetic force on an electron travelling with 108ms-1parallel to a field of strength 1 Wb m-2is
Question # 10
The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon
Question # 11
The galvanometer can be made sensitive if the value of the factor C/BAN is
Question # 12
the current is pass
through the straight wire. The magnetic field established around it has its
lines of force:
Question # 13
The e/m of an electron moving in a circular path in a magnetic field is equal to
Question # 14
In the region surrounding a current carrying wire:
Question # 15
The sources of magnetic field are
Question # 16
The total number of lines of magnetic induction pasing through a surface perpendicular to the magnetic field is called
Question # 17
The strength of magnetic field around the current conductor is
Question # 18
A charged particle moving at right angle to the magnetic field will experience
Question # 19
The force experienced by an electron projected in a magnetic field B with a velocity V is given by
Question # 20
Charge to mass ratio (e/m) of an electron is given by the relation
Question # 21
Magnetic flux passing through a element whose vector area makes an angle0º with lines of magnetic force is:
Question # 22
Hold the solenoid in the right hand with fingers curling in the direction of current. The direction of the field will be given by:
Question # 23
When charged particle is projected perpendicular to a uniform magnetic field its trajectory is
Question # 24
A shunt resistance parallel to the galvanometer is used to convert it into
Question # 25
When some compass needles are placed on a card board along a circle with the center at the wire, they will
Question # 26
Tesla is the unit of
Question # 27
The straight current carrying conductor experiences maximum force in a uniform magnetic field when it is placed
Question # 28
41 The force experience, when proton projected in a magnetic field with velocity 'v' is
Question # 29
Ammeter is used to measure
Question # 30
In order to make a voltmeter, high resistance is connected with galvanometer, in
Top Scorers Of ECAT Pre General Science Physics Chapter 14 Electromagnetism MCQ`s Test
-
M M Abduullah 17 - Feb - 2021 13 Min 51 Sec 65/120 -
W Waleed Ahmed 25 - Feb - 2023 18 Min 24 Sec 55/120 -
I Inzmam Rajper 16 - Jun - 2022 10 Min 50 Sec 50/120 -
H Hiba Akhtar 06 - Mar - 2023 06 Min 56 Sec 45/120
ECAT Physics Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Magnetic induction is also called as: |
A.
Ampere’s
law
B.
Faraday’s law
C.
Lenz’s law
D.
Newton’s law |
| 2 | NmA-1 is commonly called: |
A. Weber
B. Apmere
C. Guass
D. Coulomb
|
| 3 | The SI unit of flux density is |
A. Newton/Amp-meter
B. Newton-m/Ampere
C. Newton-m/Amp2
D. Newton-Amp/meter
|
| 4 | The galvanometer can be made sensitive if the value of the factor C/BAN is |
A. constant
B. small
C. large
D. none of these
|
| 5 | When charged particle is projected perpendicular to a uniform magnetic field its trajectory is |
A. circular
B. elliptical
C. cycloid
D. straight line
|
| 6 | A charged particle moving at right angle to the magnetic field will experience |
A. minimum force
B. maximum force
C. zero
D. moderate force
|
| 7 | The force experienced by a single charge carrier moving with velocity 'v' i magnetic field of strength 'B' is given by |
A. F =q(v/B)
B. F=q2(v x B)
C. F=q(v x B)
D. F= vx B
|
| 8 | When the waveform of one voltage is increasing and that of second is decreasing and vice versa, then phase difference between these voltage is |
A. 90°
B. 75°
C. 0°
D. 180°
|
| 9 | Galvanometer is a device used for the detection of |
A. voltage
B. current
C. temperature
D. pressure
|
| 10 | Which one of the following relations is correct? |
A. 1 Wb-m2= Nm-1A-1
B. 1 tesla = 104 gausses
C. 1 Wb-m2= 1 tesla
D. All of the above
|
Test Questions
Share your comments & questions here
No comments yet. Be the first to comment!