Home
Class 12
PHYSICS
When an ac signal of frequency 1200 Hz i...

When an ac signal of frequency 1200 Hz is applied to a coil of reactance `120Omega`, the applied voltage leads the current by `45^@`.Calculate the self inductance of the coil.

Text Solution

Verified by Experts

The correct Answer is:
`11.25times10^-3H`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise ENTRANCE CORNER (Assertion-reason type)|8 Videos

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise ENTRANCE CORNER (Multiple Correct Answer)|10 Videos

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise Problem Set-II|30 Videos

  • CHHAYA PUBLICATION|Exercise EXAMPLE|1 Videos

  • ATOM

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|18 Videos

Similar Questions

Explore conceptually related problems

If AC voltage of frequency 50Hz is applied on any inductor of l00mH, what will be the inductive reactance?

An emf of 100V is induced in a coil when the current through it changes at the rate of 50A.s^(-1) . Determine the self-inductance of the coil.

A sinusoidal voltage v=200 sin 314 t is applied to a resistor of 10Omega resistance. Calculate the rms value of the current

The frequency of applied of ac voltage to an inductive coil is 1000Hz.L=25 mH and the power factor of the circuit is 0.1.Find the resistance of the coil.

A capacitor, a resistor of 5Omega and an inductor of 50mH are in series with an ac source marked 100V,50Hz. It is found that the voltage is in phase with the current. Calculate the capacitance of the capacitor and the impedance of the circuit.

When 100 volt dc is applied across a conducting coil, a current of 1A flows through it. When 100 volt ac of 50 cycles per second is applied to the same coil, only 0.5 A current flows through it. Calculate inductance of coil.

A current of 1 A flows in a coll when connected to a 100 V dc source. IF the same coll is connected to a 100 V, 50 Hz ac source, a current od 0.5 A flows in the coll. Calculate the inductance of the coll.

A sinusoidal voltage v=200 sin 314 t is applied to a resistor of 10Omega resistance. Calculate the frequency of the supply

When a 60 mH inductor and a resistor are connected in series with an AC voltage source, the voltage leads the current by 60°. If the inductor is replaced by a 0.5 uF capacitor, the voltage lags behind the current by 30°. What is the frequency of the AC supply ?

State the condition under which the phenomenon of resonance occurs in series LCR circuit when ac voltage is applied. In a series LCR circuit, the current is in same phase with voltage. Calculate the value of self-inductance if the capacitor used in 20muF and resistance used in 10 ohm with the ac source of frequency 50 Hz.

Home
Profile