In a Certain Particle Accelerator,a Current of 800 $\mu$ A Is Carried by a 6

question 107

Multiple Choice

In a certain particle accelerator,a current of 800 $\mu$ A is carried by a 6.00-MeV proton beam that has a radius of 1.50 mm.The mass of a proton is 1.67 $\times$ 10^-27 kg.How many protons per unit volume are in this beam?

• A)3.24 \(\times\) 10¹³ protons/m³
• B)7.76 \(\times\) 10¹³ protons/m³
• C)1.57 \(\times\) 10¹³ protons/m³
• D)2.09 \(\times\) 10¹³ protons/m³
• E)4.34 \(\times\) 10¹³ protons/m³

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