i want to know about psu exam eligibility critaria?

1 Answers   ISRO, PSU,

---

Hoe to calculate body earthing conductor size ?

1 Answers   IES,

---

what is the difference between a feeder and a cable?

3 Answers  

---

megger generates D.C. voltage while earth tester generates A.C.voltage is it true? I know for megger it is D.C generator but what about earth tester?

4 Answers   IOCL,

---

Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem

3 Answers  

---

Why do we use series motor to start our car?

2 Answers  

---

sir pls tell me . our ct specifications are 120/5 ,2 core , 0.2 and 5p10 class , 30va and 30va buden. insted of 30 va i want use 15 va. can i use?

0 Answers  

---

If symmetrical fault occurs at the terminal of a synchronous motor then how the motor will act...explain it..

0 Answers   Bhel,

---

what is the differnce between ac and dc?

5 Answers  

---

Equal resistance of 100ohm each are connected to the arms of whestons bridge, which is supplied by 2v battery. The galvanometer can sense a current low as 1microAmp. What is the smallest resistance that can be measered.

1 Answers   GATE,

---

What is different between Metering CTs and Protection CTs?

4 Answers  

---

what is difference between power transformer and distribution transformers

1 Answers  

---