Questions Archive - Page 44 of 161

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What is the need of cooling of power transformer ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1128 views0 answers0 votes
What is necessity of parallel operation of transformers ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1097 views0 answers0 votes
What is the voltage and current transformation ratios ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1046 views0 answers0 votes
Why we conduct sumpners test on transformers ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
990 views0 answers0 votes
Why the ideal transormer has 100% efficiency ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1023 views0 answers0 votes
What is the turns ratio of the transformer
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1000 views0 answers0 votes
What is the transformation ratio of transformer ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1088 views0 answers0 votes
Why all day efficiency is calculated only for distribution transformer?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1037 views0 answers0 votes
Why all day efficiency is calculated only for distribution transformer?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1157 views0 answers0 votes
Why all day efficiency is calculated only for distribution transformer?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1039 views0 answers0 votes
Why all day efficiency is calculated only for distribution transformer?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1020 views0 answers0 votes
Why all day efficiency is calculated only for distribution transformer?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1188 views0 answers0 votes
What is the condition for maximum efficiency in transformer
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1119 views0 answers0 votes
What is the use of breather in transformer ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1114 views0 answers0 votes
What is the use of Buchholz relay in transformer ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
968 views0 answers0 votes
The tappings of oltc are provided on which winding of the transformer
OpenSingu.Aditya asked 6 years ago • Electrical Machines
992 views0 answers0 votes
Why we use on load tap changer in transformer?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1047 views0 answers0 votes
What is the purpose of using radiators in transformer ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
994 views0 answers0 votes
Which transformer will results in saving of material
OpenSingu.Aditya asked 6 years ago • Electrical Machines
972 views0 answers0 votes
The transformer is only on winding is known as
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1023 views0 answers0 votes
The performance of transformer depends on
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1115 views0 answers0 votes
Why the transformer efficiency is high as compared to dc machines and ac machines ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
999 views0 answers0 votes
How to find the efficiency and losses of two identical transformers ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1191 views0 answers0 votes
Why the iron losses are negligible when the transformer is on short circuit test ?
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1017 views0 answers0 votes
When the load of the transformer is increases what happens to the losses in the transformer
OpenSingu.Aditya asked 6 years ago • Electrical Machines
1149 views0 answers0 votes
What is Coulomb counting in battery management system?
Answeredchetan shidling asked 6 years ago • Battery Management System
1627 views1 answers0 votes
What is fuse?
AnsweredChetan Shidling asked 6 years ago • Switchgear And Protection
1392 views1 answers0 votes
Which system is more stable? Open/closed
AnsweredDeepaksa Raibhagi asked 6 years ago • Control System
1385 views1 answers0 votes
What is the effect of negative feedback on bandwidth?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
3984 views1 answers0 votes
What is closed loop system?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1245 views1 answers0 votes
What is open loop control system?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1252 views1 answers0 votes
Is performance analysis is done on open loop system?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1213 views1 answers0 votes
What is the effect of negative feedback on gain?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1338 views1 answers0 votes
Which system is easy to impliment?closed or open
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1291 views1 answers0 votes
What all are the advantages of closed loop feedback system?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1223 views1 answers0 votes
What are the advantages of open loop increase?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1224 views1 answers0 votes
What is force voltage analogy?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1380 views1 answers0 votes
What is force current analogy?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1116 views1 answers0 votes
What is tachometer?
AnsweredDEEPAKSA RAIBHAGI asked 6 years ago • Control System
1265 views1 answers0 votes
Do we have stable system with positive feedback?
AnsweredDeepaksa Raibhagi asked 6 years ago • Control System
1142 views1 answers0 votes
What are some possible types of physical abuse that might be experienced by a battery pack? Select all that apply.
Answeredchetan shidling asked 6 years ago • Battery Management System
1147 views1 answers0 votes
If one cell in a battery comprising series-connected cells fails open circuit, which of the following is always true?
Answeredchetan shidling asked 6 years ago • Battery Management System
1445 views1 answers0 votes
If one cell in a battery comprising series-connected cells fails short circuit, which of the following is always true?
Answeredchetan shidling asked 6 years ago • Battery Management System
1690 views1 answers0 votes
Which of the following statements are true? Select all that apply.
Answeredchetan shidling asked 6 years ago • Battery Management System
1405 views1 answers0 votes
Why is the armature core of dc machine laminated?
AnsweredAkash Tiwari asked 6 years ago • Electrical Machines
1306 views2 answers0 votes
Why is the armature core of a dc machine laminated?
OpenAkash Tiwari asked 6 years ago • Electrical Machines
1000 views0 answers0 votes
Why are the cast iron yokes used in small dv machine?
AnsweredAkash Tiwari asked 6 years ago • Electrical Machines
1267 views2 answers0 votes
What is the main factors which governs the size and rating of electrical machines?
AnsweredAkash Tiwari asked 6 years ago • Electrical Machines
1337 views1 answers0 votes
In what term dc machin are rated?
AnsweredAkash Tiwari asked 6 years ago • Electrical Machines
1068 views1 answers0 votes
How can the direction of stator revolving field be reversed?
AnsweredAkash Tiwari asked 6 years ago • Electrical Machines
1056 views1 answers0 votes
What are some possible effects of violating cell temperature and/or voltage specifications? Select all that apply.
Openchetan shidling asked 6 years ago • Battery Management System
1603 views0 answers1 votes
Which of the following is a likely set of consequences of cell aging?
Answeredchetan shidling asked 6 years ago • Battery Management System
1230 views1 answers0 votes
Which of the following aging processes is most accurately described as the growth of a solid–electrolyte interphase layer on the surface of electrode particles?
Openchetan shidling asked 6 years ago • Battery Management System
1172 views0 answers0 votes
Which of the following aging processes is most accurately described as consumption of the active chemicals in the cell through undesired chemical reaction with the environment?
Openchetan shidling asked 6 years ago • Battery Management System
1558 views0 answers-2 votes
Which of the following are possible underlying causes of eventual cell failure over which a BMS may have some control? Select all that apply.
Openchetan shidling asked 6 years ago • Battery Management System
1516 views0 answers-1 votes
What is shorted cell in battery?
Answeredchetan shidling asked 6 years ago • Battery Management System
1199 views1 answers0 votes
What is passivation in battery?
Answeredchetan shidling asked 6 years ago • Battery Management System
1228 views1 answers0 votes
What is chemical loss through evaporation in battery?
Answeredchetan shidling asked 6 years ago • Battery Management System
1094 views1 answers0 votes
What is Dendritic growth in battery?
Answeredchetan shidling asked 6 years ago • Battery Management System
1190 views1 answers0 votes
What is crystal formation in battery?
Answeredchetan shidling asked 6 years ago • Battery Management System
1221 views1 answers0 votes
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