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An alternating electric field, of freque...

An alternating electric field, of frequency v, is applied across the dees (radius=R) of a cyclotron that is being used to accelerate protons (mass=m) the operating magnetic field (B) used in the cyclotron and the kinetic energy (K) of the proton beam, produced by it, are given by:

A

`B=(2pimv)/(e)andK=2mpi^(2)v^(2)R^(2)`

B

`B=(mv)/(e)andK=m^(2)pivR^(2)`

C

`B=(mv)/(e)andK=2mpi^(2)v^(2)R^(2)`

D

`B=(2pimv)/(e)andK=mpi^(2)v^(2)R^(2)`

Text Solution

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The correct Answer is:
A
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