1.

The positron has a charge equal to that of : (a) a proton (b) an α-particle (c) a neutron (d) an electron

Answer» <p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Correct option (a) a proton    </strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000"><strong>Explanation:</strong></span></span></p><p style="text-align: justify;"><span style="font-family:Arial,Helvetica,sans-serif"><span style="color:#000000">Positron is anti-electron. It possesses the same magnitude of charge as proton.</span></span></p>


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