Home
Class 12
PHYSICS
Which of the following is correct regard...

Which of the following is correct regarding electric charge ?
(i) If a body is having positivr charge i.e. shortage of electrons
(ii) If a body is having negative charge i.e. excess of electrons
(iii) Minimum possible charge `= +- 1.6 xx 10^(-19) C`
(iv) Charge is quantised i.e. `Q = +- n e`,
where `n = 1 , 2, 3, 4 ....`

A

both (i) and (ii)

B

Both (ii) and (iii)

C

(i), (ii), (iii)

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Check point 1.2|15 Videos
  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Check point 1.3|10 Videos
  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise SUBJECTIVE_TYPE|6 Videos
  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY ENGLISH|Exercise (C) Chapter exercises|50 Videos
  • GRAVITATION

    DC PANDEY ENGLISH|Exercise All Questions|135 Videos

Similar Questions

Explore conceptually related problems

Would the Bohr formula for the H-atom remain unchanged if proton had a charge (+4//3) e and electron a charge (-3//4) e , where e = 1.6 xx 10^(-19) C . Given reasons for you answer.

(a) How many electorns are in 1C of negative charge? (b) Which is the true test of electrification: attraction or repulsion? (c ) Can a body have a charge of 0.8xx10^(-19)C ?

(a) Explain the meaning of the statement ‘electric charge of a body is quantised’. (b) Why can one ignore quantisation of electric charge when dealing with macroscopic i.e., large scale charges?

An electron having charge 'e' and mass 'm' is moving a uniform electric field E . Its acceleration will be

The number of extra/short electrons in a conductor that has 14.4 xx 10^(-19) coulombs of positive charge is: (Charge on electron = 1.6 xx 10^(-19) coulombs)

The number of electrons delivered at the cathode during electrolysis by a current of 2 ampere in 120 seconds is (charge on electron =1.6xx10^(-19)C) :-

The Avogadro's number is 6.02xx10^(23) per gm mole and electronic charge is 1.6xx10^(-19) C . The Faraday's number is

A conductor has 14.4 xx 10^(-19) coulombs positive charge. The conductor has : (Charge on electron = 1.6 xx 10^(-19) coulombs

n electrons flow through a cross section of a conductor in time t. If charge on an electron is e, then write an expression for the current in the conductor.

There are n electrons of charge on a drop of oil of density rho . It is in equilibrium in an electric field E. Then radius of drop is