Atoms And Nuclei Question 198
Question: If the speed of light were 2/3 of its present value, the energy released in a given atomic explosion will be decreased by a fraction [Kerala PET 2002]
Options:
A) 2/3
B) 4/9
C) 3/4
D) 5/9
Show Answer
Answer:
Correct Answer: B
Solution:
Energy $ \propto c^{2} $ ;
$ \therefore $ Decrease in energy $ \propto \frac{4}{9} $ .
