Question

. Which of the following statement is or are incorrect?
[a]. All the matter contains positively charged particles called protons.
[b]. All the metal contains negatively charged particles called electrons
[c]. It is obvious that the unit of electric charge, called column, is much bigger than the charge of a proton or an electron.
[d]. The SI unit of electric charge coulomb is equivalent to the charge contained in 6.35 x 10^18.

Answer 1

Answer:

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