Home
Class 12
PHYSICS
The current and voltage in an ac circuit...

The current and voltage in an ac circuit are `I=sin(100t+pi/3)` A and V=20sin100tV. Calculate the power of the circuit in W.

Text Solution

Verified by Experts

The correct Answer is:
5
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise EXAMINATION ARCHIVE WITH SOLUTIONS (WBCHSE)|20 Videos

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise EXAMINATION ARCHIVE WITH SOLUTIONS (WBJEE)|3 Videos

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise ENTRANCE CORNER (Comprehension Type)|11 Videos

  • CHHAYA PUBLICATION|Exercise EXAMPLE|1 Videos

  • ATOM

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|18 Videos

Similar Questions

Explore conceptually related problems

The instantaneous value of emf and current in an A.C. circuit are; E=1.414sin(100πt− 4 π ​ ) , I=0.707sin(100πt) . The impedance of the circuit will be

In an ac circuit voltage V = 100 sin(100t) V and current I = 100 sin(100t) mA . The power dissipated in the circuit over a full cycle is—

In an ac circuit , V and I are given by V=100sin(100t)V,and I=100sin (100t+pi/3) a respectively. The power dissipated in the circuit is

The instantaneous current in an ac circuit is I=6sin314tA . What is the rms value of current ?

A capacitor and the resistor are connected in series with an ac source. IF the potential differences acorrs C,R are 120 V, 90 V respectively and if the rms current of the circuit is 3A , calculate the power factor of the circuit.

A 25muF capacitor, a 0.10 henry inductor and a 25.0Omega resistor are connected in series with an ac source whose emf is given by E=310sin314t.Calculate (a) the reactance of the circuit,(b) the impedance of the circuit and ( c) current in the circuit.

In an ac circuit, the instantaneous emf and current are given by e=100sin30t,i=20sin(30t-pi/4) . In one cycle of ac, the average power consumed by the circuit and the wattless current are, respectively

An alternating current in a circuit is given by I=20 sin (100pi t + 0.05pi) A. The r.m.s value and the frequency of current respectively are,

In a circuit an e.m.f. E = E_0 sin wt and current I = I_0 sin + (wt+pi/6) Find the power of the circuit, in a fullcycle. Draw a phasor diagram for this voltage and the current. Which two components may be possible in this circuit?

The primary coil of an ideal step-up transformer has 100 turns, and the transformation ratio is also 100. The input voltage and power are 220 V and 1100 W , respectively, Calculate the power in the secondary.