1.In two wattmeter method if one wattmeter shows Negative
reading then wat is reason?
2.Wat is the reason for low voltage in houses?
3.Wat is meant by current and voltage? wat is difference
between the two?
Answer Posted / kaushik patel
But how measure it negative value. That is below in 0. And the pointer go to below zero and below zero not mention calibration then how measure it?
| Is This Answer Correct ? | 0 Yes | 5 No |
Post New Answer View All Answers
What are the classifications of oscillators?
how to get bearing & winding temperature of an induction motor?
What is a advantage of Self Reset Lockout ? On Fault breaker get trip & fault no longer exist then self reset lockout how inform us?
Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.
can i use ups power as a raw power for another ups
What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?
PIU how does work?
What is non-minimum phase transfer function?
I have a current transformer with 1 main reading meter with transformer outside the building and a control panel having 5 CT reading meters with black round coils inside the building. I want to know, A) when current pass through the Transformers, will the current be reduced or be the same and after that B) when current pass through the CT meters with black round coils, will the current be reduced or be the same. C) in the above process will the reading of the main meter be same or different, from the total reading of all the 5 CT meters.
what is meant by power and distribution transformer ?
can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com
what is the effect of earth on capacitance in 3-phase and 1- phase transmission line?
Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?
how you configure motorvision relay (L&T make)from DCS
what is current check gurd relay?