the voltage across the dees of a cyclotron is 50kV. how many revolutions do protons make to reach a kinetic energy of 20 MeV.
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Then, we will be using the formula for the kinetic energy acquired by a charge when it is revolving between the dees i.e., KE=2NqV. Therefore, a total of 100 revolutions are required to acquire a kinetic energy of 20 MeV. Hence, option A is correct.
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