Question # 1

Some charge is being given to a conductor. Then its potencial

Choose an answer

Its maximum at surface

Its maximum at Its maximum at center

Is remain same throughout the conductor

Is maximum somewhere between surface and centre

One of the applications of electrostatic induction is

Choose an answer

Laser

Photocopier

X ray machine

Wilson cloud chamber

The electric field in some region of of space is uniform in magnitude and direction. Which one of the following five statements best desccribes the volume charge density (ρ) , in this region of space?

Choose an answer

ρ = 0

ρ decreases linearly in the direction of the electric field

ρ increases linearly in the direction of the electric field

ρ has a uniform value throughout the region

The electric flux through closed surface depends upon

Choose an answer

Charge

Medium

Geometry

Charge and Medium

The number of electrons in one coulomb charge is equal to

Choose an answer

6.2 x 10¹⁸ electrons

Zero electrons

1.6 x 10^-22 electrons

6.2 x 10²¹ electrons

The number of lines per unit area passing perpendicular through an area is called

Choose an answer

Flux

Electric intensity

Both (a) , (b)

None of these

The amount of energy equal to 1.6 x 10^-18 J is called.

Choose an answer

One volt

One milli volt

One electron volt

One mega electron volt

Electric field intensity at a point is defined by the relation.

Choose an answer

E= q/F

E = F/q

E = qF

E = F/q2

Electric potencial of earth is taken to be zero because the earth is good:

Choose an answer

Semiconductor

Conductor

Insulator

Dielectric

The "toner" of photocopier is given:

Choose an answer

Positive charge

Negative charge

Remains neutral

All of above

Electric intensity due to an infinite sheet of charge is:

Choose an answer

∂/2ε_∘

∂/rε_∘

∂/r2ε_∘

none of these

In Millikan's oil drop experiment a charged particle of mass 'm' is in equilibrium in an will

Choose an answer

Zero

g/2

g

2g

When some di electric is inserted between the plates of a capacitor, then capacitance.

Choose an answer

Decreases

Increases

Becomes zero

Becomes infinity

The process of copying is:

Choose an answer

Axillugraphy

Chromatography

Xerography

Spectrography

The electric potential at a mid point in an electric dipole is.

Choose an answer

0 V

0.5 V

1 V

1.5 V

Electric flux is a:

Choose an answer

Scalar quantity

Vector quantity

Variable quantity

None of these

NC-1 is the SI unit is

Choose an answer

Force

Charge

Current

Electric intensity

Electron volt is the unit of.

Choose an answer

Potential

Potential difference

Electric current

Electric energy

More Classes

Other Links

Physics ICS Part 2 Chapter 12 Online MCQ's Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer