Thermodynamics Question 86

Which of the following units represents the largest amount of energy

[AMU 2001]

Options:

A) Calorie (a unit of energy)

B) Joule

Erg

D) Electron volt

Show Answer

Answer:

Correct Answer: A

Solution:

$ 1cal=4.18J=4.18\times 10^{7}erg=\frac{4.18}{1.602\times 10^{-12}}\times 10^{19}eV $

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