ECAT Pre Computer Science Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 14 Electromagnetism

Try The MCQ's Test For ECAT Physics Chapter 14 Electromagnetism

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ECAT Physics Chapter 14 Electromagnetism

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Question # 1

The field around a moving charge is called

Question # 2

Strength of magnetic field is measured in SI units, in:

Question # 3

The force experienced by charged particle is maximum, if it moves

Question # 4

A current carrying conductor sets up its own:

Question # 5

The working of all DC electric meters (galvanometers, ammetersand voltmeters) depends upon

Question # 6

The current is measured in

Question # 7

Weber is a unit of

Question # 8

Gauss(G) is smaller unit of magnetic induction which is related to tesla(T) as

Question # 9

When the charged particle is projected at right angles to the field, then experienced by it will be:

Question # 10

The force acting on a charge moving in a magnetic field

Question # 11

When charged particle is projected perpendicular to a uniform magnetic field its trajectory is

Question # 12

The strength of magnetic field around the current conductor is

Question # 13

For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as

Question # 14

The SI unit of magnetic induction is tesla which is equal to

Question # 15

It is customary represent a current flowing towards the reader by a symbol

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ECAT Physics Chapter 14 Important MCQ's

Sr.# Question Answer
1 The current sensitivity of the galvanometer is
A. C/BAN
B. BAN/C
C. CAN/B
D. CBN/A
2

Amperean path is a:
A.

Closed path

B.

Rectangular path

C.

Circular path

D.

Any of above
3 The current in microamperes required to produce one millimeter deflection on a scale placed one meter away from the mirror of the galvanometer, defined the sensitivity of
A. ammeter
B. voltmeter
C. galvanometer
D. avo-meter
4 For measuring large currents, an ordinary galvanometer cannot be used without proper, then both relates with each other as
A. modification
B. voltage
C. current
D. resistance
5 A resistance used in voltmeter is called
A. shunt resistance
B. high resistance
C. low resistance
D. zero resistance
6 When current passes through a solenoid coil, it behaves like a
A. loop
B. circle
C. bar magnet
D. none of these
7 The force acting on a charge moving in a magnetic field
A. is perpendicular to the both magnetic field and direction of motion
B. is proportional to the magnetic of charges
C. vanishes when the motion is directly opposite to the direction of field
D. all of the above
8 To convert galvanometer into ammeter we connect
A. small resistance in parallel with galvanometer
B. small resistance in series with galvanometer
C. high resistance in series with galvanometer
D. high resistance in parallel with galvanometer
9 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
10 Magnetic induction is also called as:
A.

Ampere’s law

B.

Faraday’s law

C.

Lenz’s law

D.

Newton’s law

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