Alternating CurrentHard
Question
The r.m.s. value of alternating current is :
Options
A.Double of peak value
B.Half of peak value
C.
times of peak value
times of peak valueD.Equal to peak value
More Alternating Current Questions
An AC voltage is given by : E = E0 sin Then the mean value of voltage calculated over time interval of T/2 seconds :...The value of current at half power points is :...A.C can′t be used in :-(a) Electroplating (b) Charging a battery(c) Charging a capacitor (d) Electrolysis(e) Heati...When 100V D.C. is applied across a coil a current of 1A flows through it. When 100V A.C. of 50 Hz is applied to the same...If an AC main supply is given to be 220 V. The average emf during a positive half cycle will be...