what do you mean by alpha rays and beam????!!!
describe it.::::
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Alpha particles are positively charged particles, having two protons and two neutrons and are identical to the nucleus of helium atom. They are spontaneously emitted by radioactive element.
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a very small piece of matter with a positive electric charge passing through it, that is produced in a nuclear reaction is called alpha rays .
A beam is a structural element that primarily resists loads applied laterally to the beam's axis. Its mode of deflection is primarily by bending. ...Beams are characterized by their manner of support, profile (shape of cross-section), equilibrium conditions, length, and their material.
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