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Voltage and Current - Technical MCQs

Q1:

What are the basic building blocks that all matter is composed of?

A electrons, neutrons, and protons

B two protons for each neutron

C two protons for each electron

D electrons, neutrons, and charged ions

ANS:A - electrons, neutrons, and protons

Matter which consists of many number of atoms;consists of neutrons & protons at the centre of atom structure & having electrons revolving around them.