Answer Posted / k.prakashchandra
whenever a large load in the network is removed suddenly
there will be a swell in voltage due to reduction of IZ
drop.Rarely lightning strokes are also responsible for
this.And whenever there is a fault in the line ,it will
cause dip in voltage momentarily.
| Is This Answer Correct ? | 3 Yes | 2 No |
Post New Answer View All Answers
Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT
How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?
what will happen if i connect 12 volt battery with 24 volt battery charger.
Is there any guideline say about display of earthing value near to earth pit
In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?
we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.
what material is the electrical housing wire made of? is there any difference for the telephone lines?
is it value of power factor is more than unit. whats effects in the source supply
what r substations?what r there work?why voltages r incresed and then reduced during distribution of power
what is the function of Moulded case circuit breaker, why it is called Moulded?
1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?
What is the normal phase difference between the voltage and the no-load current in a transformer?
What is the current carrying capacity of 35sq.mm flexible cable?
how brushed dc motor operating ?
what is the correct method for the outdoor termination of 19/33 KV HT cable step by step?