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The Voltage Across the Dees of a Cyclotron Is 30,000

Question 33

Multiple Choice

The voltage across the dees of a cyclotron is 30,000 V.How many revolutions do the protons go through in reaching a kinetic energy of 21 MeV? (1 eV = 1.60 × 10-19 J, The voltage across the dees of a cyclotron is 30,000 V.How many revolutions do the protons go through in reaching a kinetic energy of 21 MeV? (1 eV = 1.60 × 10<sup>-19</sup> J, ,m<sub>proton</sub> = 1.67 × 10<sup>-27</sup> kg) A) 2.0 million B) 1400 C) 700 D) 350 E) 35 ,mproton = 1.67 × 10-27 kg)


A) 2.0 million
B) 1400
C) 700
D) 350
E) 35

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