CBSE Class 12-science Answered
what is a neutrino? what is its mass?
Asked by Ravi Shankar Rana | 25 Oct, 2013, 09:48: PM
Expert Answer
A neutrino is an electrically neutral, weakly interacting elementary subatomic particle with half-integer spin. The neutrino (meaning "small neutral one" in Italian) is denoted by the Greek letter ? (nu).
Neutrinos are produced in radioactive decay like beta decay. They take care of the conservation of energy and momentum in radioactivity reaction. They are highly penetrable.
Neutrino is a neutral particle with an extremely small mass. Their mass has never been measured accurately.
Answered by Faiza Lambe | 26 Oct, 2013, 11:38: AM
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