In an AC circuit, voltage V = `V_(0)sin omegat` and inductor L is connected across the circuit. Then the instantaneous power will be

The voltage and current in a series AC circuit are given by V = V_0 cos omegat and I = i_0 sin omegat . What is the power dissipated in the circuit?

An alternating voltage V = V_(0) sin omegat is applied across a circuit. As a result, a current I = I_(0) sin (omegat – p/2) flows in it. The power consumed per cycle is

A series L-C-R circuit is connected across a variable frequency source of emf. V_(L), V_(C), V_(R) are instantaneous voltage drops across inductor capacitor and resistor and V is instantaneous voltage across the circuit. {:(" Column I",," Column II"),((A) |V|,,(p) "Can be greater than zero"),((B) |V|-|V_(L)|,,(q) "Can be less than zero"),((C) |V|-|V_(C)|,,(r)"Can be equal to zero"),((D) |V|-|V_(R)|,,):}

ac परिपथ में वोल्टेज तथा धारा के तात्कालिक मान निम्न है- `V = V_(0) sin omegat, i = i_(0) cos omegat` परिपथ में औसत शक्ति क्षय कितना है ?

एक प्रत्यावर्ती धारा परिपथ में धारा `i = i_(0) sin (omegat-pi//2)` प्रवाहित है | परिपथ के सिरों के बीच प्रत्यावर्ती विभव `V = V_(0) sin omegat` लगाया गया है | परिपथ में व्यय शक्ति होगी-

If `V=V_(m)sin omegat` represents instantaneous voltage connected across a resistor of resistance 'R' then write the expression for the instantaneous current in it.

An ac source of voltage `V = V_ 0sin omegat` is connected to a series combination of L, C and R. Use the phasor diagram to obtain expressions for impedance of the circuit and phase with the voltage. What is circuit in this condition called?

यदि प्रत्यावर्ती वोल्टता का समीकरण `V=V_(0)sin (omegat)` हो तथा परिपथ में केवल प्रेरकत्व (L) जुड़ा हो तो प्रत्यावर्ती धारा की समीकरण लिखो।

यदि प्रत्यावर्ती वोल्टता की समी `V=V_(0)Sin omegat` हो तो `R-L` परिपथ में धारा की समी क्या होगी ?

(a) An AC source of voltage V = V_(0) sin omegat is connected across a series combination of an inductor a capacitor and a resistor . Use the phasor diagram to obtain the expression for the impedance of the circuit and phase angle between the voltage and the current. (b) A capacitor of unknown capacitance a resistor of 100 Omega and an inductor of self - inductance L = (4 //pi^(2)) henry are in series connected to an AC source of 200 V and 50 Hz . Calculate the value of the capacitance and the current that flows in the circuit when the current is in phase with the voltage .

Voltage in a alternating circuit V=V_(0)sin omega t And inductive L are connected. The instantaneous power will be:

The voltage and current in a series AC circuit are given by `V = V_0 cos omegat and I = i_0 sin omegat`.
What is the power dissipated in the circuit?

An a.c. source given b V = V_0 sin omegat is connected to a pure indutance L in a circuit. If I_0 is the peak value of the a.c., then the instantaneous power in the inductor is

A series L-C-R circuit is connected across a variable frequency source of emf. `V_(L), V_(C), V_(R)` are instantaneous voltage drops across inductor capacitor and resistor and V is instantaneous voltage across the circuit.
`{:(" Column I",," Column II"),((A) |V|,,(p) "Can be greater than zero"),((B) |V|-|V_(L)|,,(q) "Can be less than zero"),((C) |V|-|V_(C)|,,(r)"Can be equal to zero"),((D) |V|-|V_(R)|,,):}`

An a.c. source given by ``V=V_(0) sin omega t` is connected to a pure inductance L in a circuit. If `I_(0)` is the peak value of a.c., then the instantaneous power in the inductor is