Answer / srihari

Hydrogen cooling is preferred because the specific heat is
14.5
times than air and it is less weight.
air cooling and water cooling are other types of cooling
arrangements

what is the advantages of having in-built acvvvf (without seperate inverter in the control panel)in the drive system of elevators?

0 Answers  

---

show the single line diagram of star delta starter with single phase preventer

0 Answers  

---

For a DY11 lighting Transformer on primary side whee to connect fourth lead? from nuetral or from ground?

3 Answers   Sabic,

---

how to test YNyn0 vector group in transformer?

0 Answers  

---

what r the types of detectors? state the location these detectors?

3 Answers  

---

how many Classification of fire extinguisher

0 Answers   Juniper Networks,

---

WHAT IS MOBILE SUB-STATION? & REALLY BENEFIT IN INDIA

0 Answers   BMC,

---

what happens when a DC supply is given to AC motor?

9 Answers   Areva, ISMT,

---

In 3phase supply Voltage will come around 370v then what will happen?(mean what will effect on electrical equipment like AC,UPS,Motors.)

1 Answers   NTPC,

---

How to convert KW to KVA or KVAR OR kvar/kva to kw?

8 Answers  

---

what happens if a carbon brush is touching the top end of the commutator

2 Answers  

---

what is the all safty name of diesel genrator?

2 Answers   Adani,

---