Question

when does electric short circuit occur? 2 mark question​

Answer 1

Hey mate here you go...

Causes of Short Circuits. Faulty circuit wire insulation: Old or damaged insulation may allow neutral and hot wires to touch, which can cause a short circuit. ... Or, if animal pests such as mice, rats, or squirrels gnaw on circuit wiring, the inner wire conductors can be exposed to cause short circuits.

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Answer 2

a common type of short circuit occur when the positive and negative terminals of a battery are connected with low resistance conductor like a wire . with a low resistance in the connection , a high current will flow causing the delivery of large amount of energy in a short period of time