When does an electric short circuit occur?

 

Answer

short-circuit---teachoo.jpg

When live wire and neutral wire comes in direct contact with each other it causes overloading.

Due to overloading, the current in the circuit increases abruptly and short circuit occurs. 

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CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo