5. ELECTRICITY An electrician uses the
formula W = IR , where W is the power
in watts, I...
Mathematics, 05.05.2020 22:23 haydonmetzger
5. ELECTRICITY An electrician uses the
formula W = IR , where W is the power
in watts, I is the current in amperes, and
R is the resistance in ohms.
a. Find the power in a household circuit
that has 20 amperes of current and
5 ohms of resistance.
b. If the current is reduced by one half,
what happens to the power?
Answers: 1
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