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Voltage and Current - Technical MCQs

Q1:

The abundance of electrons would imply a negative charge.

A True

B False

ANS:A - True

Abundance of electrons would imply a negative charge. This may not be true. It is neutral charge. Best example is n-type semiconductor. It has abundant electrons but it is not negatively charged. It is neutral. Substance becomes negative charge only if atoms in it accepts an electron.