question_answer

The insulation resistance of a cable of length 10 km is \[1M\Omega \], its resistance for 50 km length will be-

A) \[M\Omega \]                            

B) \[5M\Omega \]

C) \[0.2\,\,M\Omega \]                    

D) \[10\,\,M\Omega \]