i. X-rays

ii. Kinetic energy of thermo electrons

iii. Potential energy of the target atoms

iv. Heat energy of the emitted electrons

A. iv, iii, ii, i
B. ii, iv, iii, i
C. iv, ii, iii, i
D. iii, iv, ii, i

Correct Answer: Option A

A. iv, iii, ii, i

SEE ALSO  The half-life of a radioactive substance is 15 hours. If at some instance, the sample has a mass of 512 g, calculate the time it will take 78 of the sample to decay

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