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A `100 Omega` resistor is connected to a 220 V. 50 Hz ac supply. What is the rms value of current in the circuit ?

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A `100 Omega` resistor is connected to a 220 V. 50 Hz ac supply.
What is the rms value of current in the circuit ?
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Given resistance `R = 100 Omega`
`V_("rms")=220 V`
Frequency `f = 50 Hz`
Current in the circuit
`I_("rms")=(V_("rms"))/(R )=(220)/(100)=2.2A`
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