Friday, December 10, 2010

Parallel RL circuits formula and Phasor diagram explanation

Parallel  RL circuit formula and diagram The current through L will lag  IR  by 90 degrees . The resultant negative phase angle  depends upon the relative values of R and XL. for R, E and R in phase . For  XL , E and IL in quadratic lagging current. As  the...

Thursday, December 9, 2010

Series RLC circuit formula explanation

Series RLC circuit diagram and formula Resistance ,inductance capacitance in series    In RLC series circuit , the series current is common for Resistance, Capacitance and inductance . VR will be in phase width I. Whereas the voltage of Vc and VL will be 180 degree...

The formula for Series RC circuit with Phasor Diagram

Series RC circuit formula explanation  R- the resistance -opposition to current flow (ohms)Ω C- capacitance-opposition to any change in voltage ,farad(f)  VR=IR- voltage drop of the resistor Vc= q/c=∫idt/c- voltage drop in the capacitor           ...

Analyze the formula for Series RL circuit and its Phasor Diagram

   Series RL circuit R- the resistance -opposition to current flow (ohms)Ω L- Inductance -opposition to any change   XL- inductive resistance VR=I R volts VL=I XL volts XL = inductance reactance  (ohms) Ω       = 2πfL= ωL Voltage developed...

Tuesday, December 7, 2010

What are the effects of Electricity

The Effects of electricity Electricity is  form of energy which could not be seen,but its presence could be detected due to numerous effects it has in  our daily living. 1. Mechanical effect   An electric fan  for ventilation through the rotation of its blades; A vacuum...