GK
GENERAL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which among the following is a positively charged particle emitted by a radioactive element?
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Beta ray
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Alpha ray
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Cathode ray
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Gamma ray
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Explanation:
Detailed explanation-1: -Alpha particles () are positively charged and made up of two protons and two neutrons from the atom’s nucleus. Alpha particles come from the decay of the heaviest radioactive elements, such as uranium, radium and polonium.
Detailed explanation-2: -Protons are a type of subatomic particle with a positive charge.
Detailed explanation-3: -Alpha rays are the positively charged particles.
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