ECAT Pre General Science Physics Chapter 13 Current Electricity Online Test

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  • Chapter NameCh 13 - Current Electricity
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ECAT Pre General Science Physics Chapter 13 Current Electricity Online Test

  • Total Questions30

  • Time Allowed30

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ECAT Pre General Science Physics Chapter 13 Current Electricity Online Test

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Question # 1

The rate at which the free electrons pass through any section of a metallic wire from right to left is:

Question # 2

Electric flux is:

Question # 3

The emf is measured in:

Question # 4

Thermistors are prepared under

Question # 5

Selenium is:

Question # 6

An example of photoconductor is:

Question # 7

The charge carries in the electrolyte are:

Question # 8

SI unit of current describes the flow of charge at the rate of

Question # 9

The third band of the colour code:

Question # 10

The effects of bends in a wire on its electrical resistance are:

Question # 11

In order to have a constant current through wire, the potential difference across its end should:

Question # 12

In gases, the charge carries are:

Question # 13

As the current flow through the wire:

Question # 14

The magnitude of chemical Effects depends upon:

Question # 15

The device which can convert heat energy into electrical energy is called:

Question # 16

Electric field lines emerge from the charge in:

Question # 17

As the current flows through the wire

Question # 18

Another mean of electric potential energy per unit charge is given by:

Question # 19

In case of metallic conductors, the charge carriers are

Question # 20

Tick the correct statement:

Question # 21

The passage of current is accompanied by a magnetic field in the surrounding space:

Question # 22

A thermistor is a resistor which is:

Question # 23

Most practical applications of electricity involve

Question # 24

The earth’s potential and potential at infinity are taken:

Question # 25

The value of relative permittivity of different dielectrics are:

Question # 26

A field free region is found:

Question # 27

The current of 1 ampere is passing through a conductor. The charge passing through it in half a minute is:

Question # 28

Field lines are closer to each other in the region where the field is:

Question # 29

The strength of magnetic field at certain points around a wire depends upon:

Question # 30

An important part of inkjet printer is:

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