Science, asked by himanshusingh6733, 1 year ago

SIRF JISKO AATA HO WAHI KAREE SOLVE.....✔✔

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Answered by thesmartlerner
1

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the answer is ( c ) i belive , cause u put a ∨¬ for any electronic equation




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himanshusingh6733: Thanks
Answered by Anonymous
4
\underline{\underline{\colorbox{cyan}{HeY Mate!!}}}

➡we can use De-Broglie wavelength and kinetic energy formula that is in electron volt

De-Broglie wavelength for an electron(lambda) = h/p

p = h / lambda............[1]

Kinetic energy of one 1 electron = eV

So , we also know that the kinetic energy = P²/2m

eV = P²/2m

=>
p = \sqrt{2mev}
..........[2]

so by putting the value from (1) in (2) we get

h/lambda =
 \sqrt{2mev}
So your answer is (c) is the required answer

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\textcolor{white}{{\boxed{\colorbox{black}{Hope it helps BE BRAINLY}}}}

himanshusingh6733: Thanks a lot
Anonymous: wlc ☺
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