Atoms And Nuclei Question 348
Question: A reactor converts 100% of given mass into energy and that it operates at a power of $ 9\times 10^{7} $ watt. The mass of the fuel consumed in 30 min in the reactor will be:
Options:
A) $ 12\times {{10}^{-3}}kg $
B) $ 25\times {{10}^{-8}}kg $
C) $ 18\times {{10}^{-7}}kg $
D) $ 11\times {{10}^{-4}}kg $
Show Answer
Answer:
Correct Answer: C
Solution:
- the reactor will conume $ \frac{9\times 10^{7}}{9\times 10^{16}}\times 1800kg $
$ =18\times {{10}^{-7}}kg $
