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Mass of an electron is 9xx10^(-31) kg. I...

Mass of an electron is `9xx10^(-31)` kg. It revolves round the nucleus of an atom in a circular orbit of radius 4.0 Å with a speed of `6 xx 10^(6) m.s^(-1)` . Calculate the linear kinetic energy and the angular momentum of the electron .

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The correct Answer is:
`1.62xx10^(-17)j, 2.16 xx10^(-33) kg. m^(2).s^(-1)`
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