Alternating CurrentHard
Question
If an A.C. main supply is given to be 220 V. What would be the average e.m.f. during a positive half cycle
Options
A.198 V
B.386 V
C.256 V
D.None of these
More Alternating Current Questions
A pure inductance of 1 henry is connected across a 110 V, 70Hz source. Then correct option are(Use π = 22/7):...An inductance of 1mH, a condenser of 10μF and a resistance of 50Ω are connected in series. The reactance of in...A circuit is set up by connecting L = 100 mH, C = 5 πF and R =100 Ω in series. An alternating emf of (150ͩ...In an a.c. circuit consisting of resistance R and inductance L, the voltage across R is 60 volt and that across L is 80 ...In an A.C. circuit inductance, capacitance and resistance are connected. If the effective voltage across inductance is V...