ECAT Pre Engineering Physics Chapter 13 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 13 Current Electricity

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 13 Current Electricity

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  • Time Allowed30

Physics ECAT Pre Engineering Chapter 13 Current Electricity

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Question # 1

Most practical application of electricity involve

Question # 2

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

Question # 3

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

Question # 4

In case of metallic conductors, the change carries are:

Question # 5

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

Question # 6

The quantity having the same unit as that of emf is:

Question # 7

A rheostat can e used:

Question # 8

While finding the electric intensity at a point between two oppositely charged parallel plates, the Gaussian surface is taken in the form of a hollow:

Question # 9

The charge carries in the electrolyte are:

Question # 10

Certain charge +q is placed at the center of a sphere. At each of the sphere,The directions of electric intensity and vector area are:

Question # 11

The conventional current is the name given to current due to flow of:

Question # 12

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

Question # 13

In gases, the charge carries are:

Question # 14

The current that flows through the coil of a motor causes

Question # 15

As the current flow through the wire:

Question # 16

Magnetic effect of current is used:

Question # 17

In case of metallic conductors, the charge carriers are

Question # 18

Gaussian surface is always:

Question # 19

An eV is unit of:

Question # 20

Selenium is:

Question # 21

An important part of photocopier is:

Question # 22

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

Question # 23

Tick the correct statement:

Question # 24

When a constant potential difference is applied across the conductor, the drift velocity of electrons:

Question # 25

The flux through a closed surface depends upon:

Question # 26

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

Question # 27

The free electrons in metals:

Question # 28

In case of two identical charges placed certain distance apart, the electric field lines are:

Question # 29

An example of photoconductor is:

Question # 30

Electrolysis is the study of conduction of electricity through:

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