Home
Class 12
PHYSICS
An AC source rated 100 V (rms) supplies ...

An `AC` source rated `100 V (rms)` supplies a current of `10 A(rms)` to a circuit. The average power delivered by the source

A

must be `1000 W`

B

may be `1000 W`

C

may be greater than `1000 W`

D

may be less than `1000 W`

Text Solution

Verified by Experts

The correct Answer is:
B, D
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    HC VERMA ENGLISH|Exercise Exercise|19 Videos

  • ALTERNATING CURRENT

    HC VERMA ENGLISH|Exercise Short answer|14 Videos

  • ALTERNATING CURRENT

    HC VERMA ENGLISH|Exercise Objective 1|11 Videos

  • BOHR'S MODEL AND PHYSICS OF THE ATOM

    HC VERMA ENGLISH|Exercise Short Answer|10 Videos

Similar Questions

Explore conceptually related problems

An ac generator G with an adjustable frequency of oscillation is used in the circuit, as shown. If the ac source G is 100 V rating at resonant frequency of the circuit, then average power supplied by the source is

An ac generator G with an adjustable frequency of oscillation is used in the circuit, as shown. If the ac source G is 100 V rating at resonant frequency of the circuit, then average power supplied by the source is

An ac generator G with an adjustable frequency of oscillation is used in the circuit, as shown. If the ac source G is 100 V rating at resonant frequency of the circuit, then average power supplied by the source is

In an L-C-R ereis circuit R=150Omega, L=0.0750 H and C=0.0180muF . The source has voltage amplitude V=150V and a frequencey equal to the resonacne frequency of the circuit. (a) What is the power factor ? (b) What is the average power delivered by the source? (c) The capacitor is replaced by one with C=0.0360muF and the source frequency is adjusted to the new resonance value. Then, what is the average power delivered by the source?

The ideal meter shown in figure read rms current and voltage. The average power delivered to the load is

An L-C-R series circuit with L = 0.120 H, R = 240 a , and C = 7.30muF carries an rms current of 0.450 A with a frequency of 400 Hz . (a) What are the phase angle and power factor for this circuit? (b) What is the impedance of the circuit? (c) What is the rms voltage of the source? (d) What average power is delivered by the source? (e) What is the average rate at which electrical energy is converted to thermal energy in the resistor? (f) What is the average rate at which electrical energy is dissipated ( converted to other forms) in the capacitor? (g) In the inductor ?

A circuit containing an inductance and a resistance connected in series, has an AC source of 200V, 50Hz connected across it. An AC current of 10A rms flows through th ecircuit and the power loss is measured to be 1W.

An inductor coil joined to a 6 V battery draws a steady current of 12 A . This coil is connected to a capacitor and an AC source of rms voltage 6 V in series. If the current in the circuit is in phase with the emf, find the rms current.

In the figure shown an ideal alternative current (A,C) source of 10 Volt is connected. Find half of the total average power (in watts) given by the source to the circuit.

In the figure shown an ideal alternative current (A,C) source of 10 Volt is connected. Find half of the total average power (in watts) given by the source to the circuit.