In case of a fire, before the firemen use the water hoses, they shut off the main electrical supply for the area. Explain why they do this.

AcademicPhysicsNCERTClass 8

 In case of a fire, before the firemen use the water hoses, they shut off the main electrical supply for the area. It is because the water used in hoses is a good conductor of electricity as this water contains impurities. So to save their and others\' life from electrocution they shut off the main electrical supply for the area.

raja
Updated on 10-Oct-2022 13:25:09

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