Question

An electric heater of 1kw draws a current of 2.5 A . Calculate the voltage of the supply

Answer 1

Answer:

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Explanation:

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Answer 2

hope this helps  u

given

power = 1kw=1000w

current = 2.5A

potential difference =?

by using formula

p =vi

power = potential difference *current

1000w = potential difference * 2.5a

potential difference = 1000w/2.5a

potential difference = 400 voltage

voltage = 400 v

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