Boost Your Rank for NEET 2019 : Electrostatics Quiz for NEET & AIIMS Exams

Question 1

A proton is accelerated through 50,000 V. Its energy will increase by

Question 2

An

-particle is accelerated through a potential difference of 200V. The increase in its kinetic energy is

Question 3

Two metal spheres of radii

and

are charged to the same potential. The ratio of charges on the spheres is

Question 4

Ten electrons are equally spaced and fixed around a circle of radius R. Relative to V = 0 at infinity, the electrostatic potential V and the electric field E at the centre C are

Question 5

The displacement of a charge Q in the electric field

is

. The work done is

Question 6

Consider the points lying on a straight line joining two fixed opposite charges. Between the charges there is

Question 7

An electron of mass

and charge

is accelerated from rest through a potential difference V in vacuum. The final speed of the electron will be

Question 8

The dimension of (1/2)

: permittivity of free space;

: electric field) is

Question 9

A cube of a metal is given a positive charge Q. For the above system, which of the following statements is true

Question 10

A spherical conductor of radius 2m is charged to a potential of 120 V. It is now placed inside another hollow spherical conductor of radius 6m. Calculate the potential to which the bigger sphere would be raised

Question 11

A particle of mass ‘m’ and charge ‘q’ is accelerated through a potential difference of V volt, its energy will be

Question 12

Potential at a point x-distance from the centre inside the conducting sphere of radius R and charged with charge Q is

Question 13

A ball of mass 1 g and charge

moves from a point A. where potential is 600 volt to the point B where potential is zero. Velocity of the ball at the point B is 20 cm/s. The velocity of the ball at the point A will be

Question 14

The work done in bringing a 20 coulomb charge from point A to point B for distance 0.2m is 2J. The potential difference between the two points will be (in volt)

Question 15

Kinetic energy of an electron accelerated in a potential difference of 100 V is