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The maximum kinetic energy of protons in...

The maximum kinetic energy of protons in a cyclotron of radius 0.4 m in a magnetic field of 0.5 T is (mass of proton = `1.67 xx 10^(-27)` kg, charge of proton `= 1.6 xx 10^(-19)` C)

A

3 MeV

B

1.9 MeV

C

5 MeV

D

4 MeV

Text Solution

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The correct Answer is:
B
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