To study and measurement of power factor of an electrical load.
Fluorescent lamp can be operated on -
A capacitor is connected across the fluorescent lamp circuit in order to -
The flicker effect of fluorescent lamp is more pronounced as -
Power factor of incandescent lamp -
Power factor angle of a purely inductive load -
Disadvantages of low power factor -
A power factor capacitor designed for 10kVAR at 415V was found to be operating at 400V. the effective of the capacitor would be -
The nearest kVAR compensation required for improving the power factor of a 100kW load from 0.8 lag to unity power factor is -
It voltage is reduced from 230V to 190V for a fluorescent lamp , it will result in -
Power is the ratio of( P= active power, Q=reactive power, S =apparent power) -