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A proton is fired from very far away tow...

A proton is fired from very far away towards a nucleus with charge Q=120e, where e is the electronic charge. It makes a closest approach of 10 fm to the nucleus. The de Broglie wavelength (in units of fm) of the proton at its start is (Take the proton mass, `m_(p)=((5)/(3))xx10^(-27)kg,(h)/(e)=4.2xx10^(-15)Js//C,(1)/(4piepsilon_(0))=9xx10^(9)m//F,1fm=10^(-15)m)`

A

7

B

5

C

9

D

3

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A
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A proton is fired from very far away towards a nucleus with charge Q = 120 e, where e is the electronic charge. It makes a closest approach of 10fm to the nucleus. The de - Broglie wavelength (in units of fm) of the proton at its start is take the proton mass, m_p = 5//3xx10^(-27) kg, h//e = 4.2xx10^(-15) J-s//C , (1)/(4piepsilon_0) = 9xx10^9m //F, 1 fm = 10^(-15) .

A proton is fired from very far away towards a nucleus with charge Q = 120 e, where e is the electronic charge. It makes a closest approach of 10fm to the nucleus. The de - Broglie wavelength (in units of fm) of the proton at its start is take the proton mass, m_p = 5//3xx10^(-27) kg, h//e = 4.2xx10^(-15) J-s//C , (1)/(4piepsilon_0) = 9xx10^9m //F, 1 fm = 10^(-15) .

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