Home
Class 12
PHYSICS
There is an ideal inductor which when co...

There is an ideal inductor which when connected to 100 V - 50 Hz supply draws a current of 8A. There is an ideal resistor which when connected to 100 V - 50 Hz supply draws a current of 10 A . What current will flow in the circuit when the above described inductor and resistor are connected in series to a supply of 100 V -40 Hz ?

Text Solution

AI Generated Solution

To solve the problem step by step, we will follow these steps: ### Step 1: Determine the Inductive Reactance (XL) of the Inductor Given that the inductor draws a current of 8 A when connected to a 100 V, 50 Hz supply, we can use Ohm's law for AC circuits: \[ I = \frac{V}{X_L} \] ...
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ALTERNATING CURRENT

    MODERN PUBLICATION|Exercise NCERT FILE (TEXTBOOK EXERCISES )|11 Videos
  • ALTERNATING CURRENT

    MODERN PUBLICATION|Exercise NCERT FILE ADDITIONAL EXERCISES|15 Videos
  • ALTERNATING CURRENT

    MODERN PUBLICATION|Exercise CONCEPTUAL QUESTIONS|25 Videos
  • ATOMS

    MODERN PUBLICATION|Exercise Chapter Practice Test|16 Videos

Similar Questions

Explore conceptually related problems

A coil when connected across a 10 V d.c. supply draws a current of 2 A. When it is connected across 10 V - 50 hz a.c. supply the same coil draws a current of 1 A. Explain why? Hence determine self inductance of the coil.

A 44 mH inductor is connected to 220 V, 50 Hz a.c. supply. Determine rms value of current in the circuit.

Knowledge Check

  • A 44 mH inductor is connected to 220 V, 50 Hz ac supply. The rms value of the current in the circuit is

    A
    `12.8 A`
    B
    `13.6 A`
    C
    `15.9 A`
    D
    `19.5 A`
  • An inductor of 0.5 H is connected across a 100 V, 50 Hz supply. The reactance of the circuit is

    A
    `157Omega`
    B
    `1.57Omega`
    C
    `15.7 Omega`
    D
    `0.157Omega`
  • A 40Omega electric heater is connected to a 200 V , 50 Hz mains supply. The peak value of electric current flowing in the circuit is approximately

    A
    2.5 A
    B
    5.0 A
    C
    `7 A`
    D
    `10 A`
  • Similar Questions

    Explore conceptually related problems

    A 44 mH inductor is connected to 220 V, 50 Hz a.c. supply. Determine the rms value of the current in the circuit.

    A 40 micro F capacitor is connected to a 200V, 50 Hz ac supply. Rms value of current in circuit is nearly

    40 Omega elecric heater is connected to a 200V, 50 hz mains supply. The peak value of electric current following in the circuit is approximately-

    A 40Omega electric heater is connected to a 200V, 50Hz main supply. The peak value of electric current flowing in the circuit is approx.

    A 100 mu F capacitor in series with a 40 Omega resistor is connected to a 100 V, 60 Hz supply. The maximum current in the circuit is