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Kerala - XII Science - Physics - Alternating Current
which is more dangerous 220 V ac or 220 V dc why ?
Asked by Aravind
11th March 2013,
12:15 PM
Kerala - XII Science - Physics - Alternating Current
What is the difference between omega and frequency f
Asked by Binshid Ummer
6th November 2012,
5:22 AM
Kerala - XII Science - Physics - Alternating Current
Explain these: 1.The impedance vector, in a vector-impedance diagram, is parallel to X-axis. The circuit is purely resistive,why 2.An a.c. circuit has a very small band width. The resistance of the circuit is low,How? 3.n electrical appliance of 120 ohms is connected to 220 V, 50 cycles a.c.? Calculate the average potential difference?
Asked by Binshid Ummer
4th November 2012,
11:35 AM
Kerala - XII Science - Physics - Alternating Current
Why the current I is smaller than voltage V on phasor diagram
Asked by Binshid Ummer
4th November 2012,
7:06 AM
Kerala - XII Science - Physics - Alternating Current
how we can find voltage leads and current lags according to a phasor diagram
Asked by Binshid Ummer
23rd October 2012,
7:09 AM
