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A hydrogen atom moving at speed upsilon ...

A hydrogen atom moving at speed `upsilon` collides with another hydrogen atom kept at rest .Find the minimum value of u for which one of the atoms may get ionized the mass of a hydrogen atom `= 1.67 xx 10^(-27)kg`

A

`7.2xx10^(4)ms^(-1)`

B

`2.3xx10^(4)ms^(-1)`

C

`2.3xx10^(5)ms^(-1)`

D

`7.2xx10^(5)ms^(-1)`

Text Solution

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The correct Answer is:
A
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