ECAT Pre Engineering Physics Chapter 13 MCQ Test With Answer

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ECAT Physics Chapter 13 Important MCQ's

Sr.#	Question	Answer
1	The current of 1 ampere is passing through a conductor. The charge passing through it in half a minute is:	A. One coulomb B. 0.5 coulomb C. 30 coulomb D. 2 coulombs
2	Electrostatics is the branch of physics which deals with the study of electro charges:	A. At rest B. At rest under the action of electric forces C. In motion under the action of electric forces D. In motion
3	Most practical applications of electricity involve	A. Charges at rest B. Charges in motion C. Electrons at rest D. Atoms in motion
4	When two spherical conducting balls at different potentials are joined by a metallic wire, after some time:	A. Both the conductors are at the same potential B. Potential difference across the conductors remain constant C. Potential difference across the conductors becomes zero D. Both (A) and (B)
5	In order to have a constant current through wire, the potential difference across its end should:	A. Be zero B. Be maintained constant C. Goes on increasing D. Go on decreasing
6	Tick the correct statement:	A. Both the potential and potential difference is scalars B. Potential is a scalar but potential difference is a vector C. Both are vectors D. Potential is vector but potential difference is scalar
7	The inkjet printer ejects a thin stream of:	A. Water B. Oil C. Ink D. Any of above
8	The positive charge moving in one direction is equivalent in all external affects to a:	A. Negative charge is moving in the same direction B. Positive charge is moving in the opposite direction C. Negative charge moving in the opposite direction D. Positive charges moving in the same direction
9	An inkjet printer uses in its operation:	A. Neutrons only B. Mesons only C. Positrons and photons D. An electric charge
10	The passage of current is accompanied by a magnetic field in the surrounding space:	A. Always accompanied B. Sometimes accompanied C. Never accompanied D. Any of above

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Hamza
17 Aug 2019

It has many error

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Salmankhan
02 Feb 2018

Sir g plz correct this mcq the device which convert electrical into machinical is called moter but here the answer is generator

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ECAT Pre Engineering Physics Chapter 13 MCQ Test With Answer

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

Physics ECAT Pre Engineering Chapter 13 Current Electricity

The charge carries in the electrolyte are:

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:

Electric field lines emerge from the charge in:

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

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

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

When two spherical conducting balls at different potentials are joined by metallic wire, the current starts:

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

The emf is measured in:

The inkjet printer ejects a thin stream of:

Flux through a closed surface of any shape and flux through the surface of a sphere drawn around a charge are:

Thermistors are prepared under

Gaussian surface is always:

A rheostat can e used:

Most practical applications of electricity involve

Electrolysis is the study of conduction of electricity through:

An example of photoconductor is:

Aluminum is a:

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

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

The free electrons in metals:

Magnetic effect of current is used:

The number of field lines passing through unit area held perpendicular to the field lines represent:

Electrostatics is the branch of physics which deals with the study of electro charges:

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

The charge carriers in an electrolyte are

In case of metallic conductors, the change carries are:

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

An eV is unit of:

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

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Top Scorers Of Physics ECAT Pre Engineering Chapter 13 Current Electricity MCQ`s Test

ECAT Physics Chapter 13 Important MCQ's

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Hamza

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