Second Year Physics Chapter 14 Online MCQ Test for 2nd Year Physics Chapter 14 Electromagnetism Preparation

FSC Part 2 Physics
Chapter 14 Test

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Physics FSC Part 2 Chapter 14 Online MCQ's Test

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Question # 1

The magnetic force is simply a

Question # 2

The SI unit of E is NC-1 and that of B is Na-1 m-1 then the unit of E/B is.

Question # 3

Grid in cathode ray oscilloscope controls.

Question # 4

A battery is used in

Question # 5

The sensitivity of galvanometer directly depends upon

Question # 6

Cathode ray oscilloscope works by deflecting a beams

Question # 7

For  accurate measurement of current through a circuit, the resistance of ammeter should be

Question # 8

The galvanometer can be made sensitive by making the factor BAN/C

Question # 9

The SI unit of flux density is.

Question # 10

Magnetic lines of force are.

Question # 11

The dimensions of magnetic flux are

Question # 12

A positive charge is moving towards an observer, The direction of magnetic induction will be.

Question # 13

The acceleration of an electron of mass m and charge e, moving with uniform speed v at right angles to a magnetic field of flux density B, is given by

Question # 14

If a charge is at rest in a magnetic field then force on charge is

Question # 15

The SI unit of magnetic induction 'B' Tesla is equal to.

Question # 16

A photon while passing thorugh a magnetic field are deflected towards:

Question # 17

An electron moves at 2 x 102 m/sec perpendicular to magnetic field of 2T what is the magnitude of magnetic force:

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14th Chapter

FSC Part 2 Physics Chapter 14 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Torque on a current carrying coil
A. τ=IBA cos
B. τ = ILB sinα
C. τ = IBA sinα
D. τ = ILBcosα
2 The permeability of free space is measured in
A. wb A/m
B. Am/wb
C. wb/Am
D. m/wbA
3 A charged particle having charge 'q' is moving at right angle to magnetic field. The quantity which varies is.
A. Speed
B. Kinetic energy
C. Path of motion
D. angular velocity
4 The Weber is unit of measure of:
A. Conductance
B. Electric current
C. Magnitic flux
D. Electric flux
5 The magnetic field  inside solenoid is given:
A. μ∘nI2
B. μ∘nI
C. μ∘n/12
D. μ∘I/n
6 The function of three anodes a C.R.O is
A. To accelerate electrons only
B. To focus the electrons only
C. To control the brightness of spot on screen
D. To accelerate and focus the electrons
7 A device used for detection of current is called.
A. Inductor
B. Voltmeter
C. Capacitor
D. Galvanometer
8 Useful device to measure resistance, current and voltage is an electronic instrument called.
A. Volt meter
B. Ammeter
C. Ohmmeter
D. Digital Multimeter
9 Brightness of screen of CRO controlled by
A. Grid
B. Filament
C. Anode
D. Cathode
10 The magnetic force is simply a
A. Reflecting force
B. Deflecting force
C. Restoring force
D. Gravitational force

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