Answer Posted / prajapati tarun r
Ripple: its not pure DC signal but some AC signal are added
Harmonics:it's a fluctuation of AC signal frequency
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
how to carried out tan delta test in 11 KV alternator ?
how to calculate the size of the HT cable
IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?
what is the formula for hv test for cable and circuit breaker..????
HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com
11 kV line deraction check by an Engineer.
If rotor works in clock wise what happens
Why squirrel cage motor can only use with low starting loads ?
Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?
do any one help me to get "C" license,, i have doubts ,,, if mediators ter pls call me,, my no is 8056640042
what is Different between Bilinear and Unilenier?
7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?
How can we increase the capacity of Energy.?
what is PID control in VFD drives?
How o select the electrical fuse?.What are its characteristics.How to select the material od fuse?