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What potential difference is needed to accelerate a He+He+ ion (charge +e+e, mass 4uu) from rest...

What potential difference is needed to accelerate a He+He+ ion (charge +e+e, mass 4uu) from rest to a speed of 2.0×106 m/sm/s ?

Round to 2 significant figures.

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Answer #1

Let, be the required potential difference.

Charge of He+ ion

So, change in potential energy of the He+ ion,

Initial velocity of He+ ion,

Final velocity of He+ ion,

Mass of He+ ion,

So, change in kinetic energy,

                  

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