A series AC circuit containing an inductor (20 mH), a capacitor (120 and resistor (60 ) is driven by an AC source of 24V/50Hz. The energy dissipated in the circuit in 60 s is:

a. |
2.26x10 |
b. |
3.39x10 |

c. |
5.65x10 |
d. |
5.17x10 |

A series AC circuit containing an inductor (20 mH), a capacitor (120 and resistor (60 ) is driven by an AC source of 24V/50Hz. The energy dissipated in the circuit in 60 s is:

a. |
2.26x10 |
b. |
3.39x10 |

c. |
5.65x10 |
d. |
5.17x10 |

1 Answer - 5876 Votes

3537

R=60 f=50Hz,

X_{c} = =

X_{c}=26.52

X_{L}= =100

X_{c}=X_{L}=20.24

=

z = 20

cos =

P_{avg} =VI Cos I=

= Cos

=8.64 watt

Q = P.t = 8.64