ECAT Pre General Science Physics Chapter 13 Current Electricity

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  • Chapter NameCh 13 - Current Electricity

ECAT Pre General Science Physics Chapter 13 Current Electricity

  • Total Questions30

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ECAT Pre General Science Physics Chapter 13 Current Electricity

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Question # 1

An important part of inkjet printer is:

Question # 2

The interior of a hollow charged metal sphere is a region which:

Question # 3

Electrolysis is the study of conduction of electricity through:

Question # 4

In case of metallic conductors, the charge carriers are

Question # 5

Conversion of chemical energy to electrical energy can be achieved by:

Question # 6

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

Question # 7

Heating effect of current utilized in:

Question # 8

The inkjet printer ejects a thin stream of:

Question # 9

If the ends of a wire are connected to a battery an electric field E will be set up at:

Question # 10

The emf is measured in:

Question # 11

An eV is unit of:

Question # 12

The fourth band is a:

Question # 13

Static electricity is produced by the transfer of:

Question # 14

When certain area A is held parallel to the field lines, then:

Question # 15

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

Question # 16

Which instrument is expensive and difficult to use?

Question # 17

An inkjet printer uses in its operation:

Question # 18

An electric field is generated along the wire when:

Question # 19

Xerography means:

Question # 20

Kirchhoff's first rule is also called:

Question # 21

The surface destiny of charge is defined is:

Question # 22

Magnetic effect of current is used:

Question # 23

An important part of photocopier is:

Question # 24

Tick the correct statement:

Question # 25

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

Question # 26

When two spherical conducting balls at different potentials are joined by a metallic wire, after some time:

Question # 27

The example/s of non-electrical energy to electrical is/are:

Question # 28

Most practical application of electricity involve

Question # 29

A field free region is found:

Question # 30

When resistance of a current carrying wire increases due to rise in temperature, the drift velocity of electrons:

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