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Calculate the resistance of a lamp that draw 0.75 A current when connected to 4.5 V.​
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Calculate the resistance of a lamp that draw 0.75 A current when connected to 4.5 V.​

User Jan Chimiak
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1 Answer

3 votes
Calculate the resistance using the equation:

V=IR

In the question, the following values are given:

V = 4.5
I = 0.75

Substitute the values into the equation to find R, the resistance:

V = IR

4.5 = 0.75R

R = 4.5 / 0.75

R = 6 ohms
User Piash
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