Answer / ajayk

stepper motor is a motor
which gives discrete angular
movement on giving electrical
pulses. Used commonly in
printers,watches,xerox
machines, in precise control
apps.

Answer / rafeel

step by step operation having in stepper motor this is used
an the wall
clock

Answer / v.venkata ramana

It is one type of motor that can rotates steps by steps
motors use electrical clocks computers

why protection meter is always connect to star

1 Answers  

---

there is a line fault some where on the ove head distribution line. how will i locate the fault for clearing it? ofcourse i have to megger the line but what information makes me clear that the fault is in that section of the line?

2 Answers  

---

how to do the ductor test?

0 Answers  

---

What is meant by celling voltage & current in excitor ?

0 Answers  

---

difference between ceiling fan

24 Answers   Altius Technologies, Raisoni, TCS, Uni Deritend,

---

---

For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation

0 Answers  

---

can we use inductor for passing or blocking of AC or DC?

3 Answers   Moser Baer, NTPC,

---

WHY THAT THREE COLORS CHOOSEN IN 3 PHASE? WHAT IS MEAN BY RYB?

2 Answers  

---

how to change the load sharing between two synchronized identical alternators when both are running with Diesel engine? assume both are feeding to same feeder?

1 Answers   BARC,

---

How does ELCB work when exist earth foult? and How does RCCB work when exist earth foult?

1 Answers  

---

what is the HT motor current setting (Motor protection relay)aganist FLA If the capacitor is connected in parallal to the motor to increase the P.F from 0.89 to 0.99. the setting is to be reduced. what is the formula for to calculate the current.(FLA - CALCULATED CURRENT!= )

1 Answers  

---

why contactor not provided between output of VFD and motor?

6 Answers   Siemens,

---