Home
Class 12
PHYSICS
A pure inductance of 1 henry is connecte...

A pure inductance of `1` henry is connected across a `110 V,70Hz` source.Then correct option are (Use `pi=22//7`)

A

1 `A`

B

0.25 A

C

0.5 A

D

0.75 A

Text Solution

Verified by Experts

The correct Answer is:
B
0.25 A
Explanation: `I=V/X_L`
`=(110)/(440)=1/4=0.25A`
Promotional Banner

Similar Questions

Explore conceptually related problems

A pure inductance of 1.0H is connected across a 110V, 70Hz Source. Find the (a) reactanace, (b) current and (c ) peak value of current.

A pure inductance of 1.0H is connected across a 110V, 70Hz Source. Find the (a) reactanace, (b) current and (c ) peak value of current.

An inductor of 30 mH is connected to a 220 V, 100 Hz ac source. The inductive reactance is

A 0.7 henry inductor is connected across a 120 V-60 Hz AC source. The current in the inductor will be very nearly

A coil of resistance 300 Omega and inductance 1.0 henry is connected across an voltages source of frequency 300//2pi Hz . The phase difference between the voltage and current in the circuit is

A coil of inductance 0.2 H and 1.0 ohm resistance is connected to a 90 V source. At what rate will the current in the coil grow at the instant the coil is connected to the source?

A 0.21-H inductor and a 88-Omega resistor are connected in series to a 220-V, 50-Hz AC source. The current in the circuit and the phase angle between the current and the source voltage are respectively. (Use pi= 22//7)

A coil of resistance 200 ohms and self inductance 1.0 henry has been connected in series to an a.c. source of frequency 200/pi Hz . The phase difference between voltage and current is

A capacitor of capacitance 100 muF and a coil of resistance 50 Omega and inductance 0.5 H are connected in series with a 110 V, 50 Hz AC source. Find the rms value of the current.

A coil having a resistance of 50.0 Omega and an inductance of 0.500 henry is connected to an AC source of 110 volts, 50.0 cycle/s. Find the rms value of the current in the circuit.