Q.

Calculate the specific charge-to-mass ratio of a proton. 

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a

9.67×104CKg-1 

b

9.67×105CKg-1 

c

9.67×106CKg-1 

d

9.67×107CKg-1 

answer is D.

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Detailed Solution

The proton's charge is +e. 

m = proton mass 

The proton's specific charge is equal to e/m. 

e=1.6×10-19C  

m=1.67×10-27Kg 

Thus, the specific charge mass ratio of proton =9.67×107CKg-1 

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