Answer Posted / hayat
synchronous motor with cyclo converter for speed control
| Is This Answer Correct ? | 1 Yes | 3 No |
Post New Answer View All Answers
What are the different types of LT Cables?
Hi Friend I am used multimeter to measure the voltage between R Phase(SS1) to R Phase(SS2). In SS1 is connected with UPS loads. But I am getting voltage between these 2 R Phases. Please give some idea friend
what do you mean by plant earthing system.
How stabilizer works??
EXPLAIN THE WORKING OF SERIES REACTOR IN HT CAPACITOR BANKS (FOR VOLTAGES & CURRENTS)
What are n circles?
State the formula for overall efficiency of thermal power station
In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?
How to convert 2 phase to 3 phase electricpower in induction moter?
in an electronic tri vector meter when the current and voltage sequence changes ? what is the effect of phase sequence on recording of meter
wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?
Hi guys! Plz help me to answer the following questions. 1. What are the types of transmission line energy losses? 2. Why are the VLF are used some types of services? 3. What frequencies are used for reliable beyond the horizon terrestrial communication without repeaters? 4. To permit selection of 1 out 16 equi-probable, what is the number of bitis required? 5. What is the most common modulation used for telegraphy? 6. What is the multiplexing is used to increase the capacity of the optic fiber? Thanks
Define availability (operational)?
A 400 V, 50 Hz, Δ connected synchronous generator has a field reactance of 0.1 Ω and armature resistance of 0.015 Ω. At full load, the machine supplies 1200 A at 0.8 pf lagging. Under full-load conditions, the friction and windage losses are 40 KW and the core losses are 30 KW. What is the machine’s overall efficiency? Ignore any field circuit losses.
What is T’Q and X’Q and X’D ? and what is saturated as well as unsaturated ?