a heating element is marked 210v,630w. what is the value of current drawn by the element when connected to 210v dc source?
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The power of the heating element is 630 Watt and its voltage is 210 V. Thus, the current drawn can be calculated with the formula
P = VI,
where P denotes the power, V stands for the voltage and I is the symbol of the current.
So the value of the current drawn = P / V = 630 / 210 = 3 Ampere.
P = VI,
where P denotes the power, V stands for the voltage and I is the symbol of the current.
So the value of the current drawn = P / V = 630 / 210 = 3 Ampere.
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