Safety measures in air circuit breaker

5 Answers   Megatron Solutions, TCS,

---

How to Measure A.C Resistance for Earthing ?

2 Answers  

---

How can we have to decided motor connection as a STAR-DELTA or DELTA-STAR?

3 Answers   IOCL, Jindal,

---

what is the cable size we can use for 11kv and 33kv ?

3 Answers  

---

The armature of shunt dc motor has 0.8ohm resistance and motor is to run on 120V circuit.If motor is suddenly thrown on circuit while armature at standstill then current drawn by motor will be??Also back emf in normal running is 110V

2 Answers  

---

why the protection turbo generators is most complex?

0 Answers   Infres, L&T,

---

If we tell 60 sq.mm. 3-1/2 core cable,then what does it mean ? 1) Each core section in the whole cable is of 60 sq. mm. 2) The whole cable is of 60 sq. mm. which is sub-divided into 3-1/2 core.

3 Answers   Cura HealthCare,

---

Why use in ht motore

0 Answers   ACB Group,

---

Explain the term parallel path in dc machin ?

0 Answers   UPSC,

---

could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?

0 Answers  

---

Transfer of electric power from primary to secondary in a transformer takes place A electrically B magnetically C electro-magnetically D conductively

2 Answers  

---

What happens if ac is applied to dc systems and vice versa?

5 Answers  

---