Electronics - Voltage and Current - Discussion

Discussion Forum : Voltage and Current - General Questions (Q.No. 26)
26.
Which unit of charge contains 6.25 × 1018 electrons?
An ampere
A coulomb
A volt
A joule
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
13 comments Page 2 of 2.

Yalam vyshnavi said:   10 years ago
Q = (+/-) ne.

Q = Charge in coulombs.

N = No. of electrons.

E = Charge of electron = 1.6*10^-19.

N = 1/(1.6*10^-19) = 6.25*10^18.

Therefore 1 coulomb of charge contains.

= 6.25*10^18 electrons.
(1)

Sirshendu Mahapatra said:   7 years ago
I agree @Nataraj .R.

Harni said:   6 years ago
Here, talking about only electron not flow of electron in time so answer is coulomb.


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