in india ac frequency is 50hz, but in foreign countries it
is 60hz,whwt is the reason
Answer Posted / shyamkr
it depends on the machinery we use......
actually in india all the machines are inbulit for 50hz
frequency..
bt in foreign countries mostly machineries are built for 60
hz freq.
| Is This Answer Correct ? | 12 Yes | 18 No |
Post New Answer View All Answers
diameter of cable and core is doubled then the value of capacitance is
What is kirchoff ’s current law (kcl)?
A Question Like A Wire Is Wound Whose Resistance Is Some 132. 44647 Ohms. If A Voltage Of 30 mv, 296 Ma Current Is Applied To It What Is The Resistance.
our factory is going under construction mean time transformer 1000 kva 2 nos &load break swithch 12 kv & 4 nos 750 kva 2 nos & 380 kva 2 nos generator to be errcted.how to arrange earth pits &how to earth connect & neutral pit how to calculate in earth bit size.
Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault
what is the difference b/w UHVDC and HVDC(LIGHT)?
What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning
how can we make cable shedule for controll wiring ? which details must be required for it.?
Explain the propagation of harmonics in the network and influence of phase angle of harmonics.
is ac supply can store
How to choose size of the cable w.r.to current carrying capacity ...
Can anyone please provide me details of MCCB/Contactor/SFU rating calculations for a motor feeder..for example 50 kw.. not from type-2 cordination chart. i want manual calculations..
What is meant by Load Encroachment in OHL Feeder Protection?
regarding safety what would u consider the most important rules to observe when inspecting electrical equipment?
What is the numerical quantity of sqcm?