How to take vector group test for Ynd11 transformer.
Answers were Sorted based on User's Feedback
Answer / ajay
what is the condation of check YNd11 vector group test
Is This Answer Correct ? | 8 Yes | 2 No |
Answer / umesh
Vector group is dittermind difination of transformer primery and secondry winding
Is This Answer Correct ? | 1 Yes | 0 No |
what is the principal of ceiling fan and how it will rotates? what is the magnetic momentum produces inside the fan?
If a motor of 8.5 KW with same load and using in both Star & Delta one by one,then which will take more current in star connected or in delta connected
What is correction factor in Tan delta test?
following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?
What is the different types of cable & current capacity of cable
How can we get electric power from lighting ?
what is difference b/t ac current and dc current
4 Answers L&T, Meghana Engineers,
where lt & ht capacitor used
wath is skin effect?
What does the term “voltage regulation” means?
How can we deside Short Ckt level of electrical System,Breakers etc.please provide formula to find SC of HV side & LV side
In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?