Answer / vineet kumar srivastava

We use Thermistor in motor for protection purpose of temp.
when exceed the temp from esteem limit, contact will be open
& motor will be stop.

What is current chopping in CB?

1 Answers  

---

IF ANYONE HAVE ANY QUESTION ASK ME AT MY MAIL anmol.bhardwaj5@gmail.com

0 Answers  

---

Auto transformer starter gives the same effect as star/delta strater if its turn ratio = A 0.5 B 0.67 C o.66 D 0.577

1 Answers  

---

What is milivolt dop test in Busducts? What is its significance & procedure to do the test?

0 Answers  

---

Why 50hz and 60hz frequencies are used by the world, why they are not taking 55hz?

3 Answers  

---

---

What is mean A32 B32 C32 D32 in mcb(miniature circuit breaker)

2 Answers  

---

kindly arrange to send me RRB Bangalore previous question paper for JE/Electrical and JE/Signal I am going to write exam on 2010

2 Answers  

---

Which type of motor is used in trains, what is the rating of supply used explain working principal?

0 Answers  

---

when is the Ohms law is applicable?

11 Answers   ABB,

---

Mention the methods for starting an induction motor?

0 Answers  

---

Why does the DC voltage needed is less than AC needed to produce corona?

2 Answers   TATA,

---

sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

1 Answers  

---