What is the working principle of MIG welding? and its out
put Voltage?
No Answer is Posted For this Question
Be the First to Post Answer
how to put cable sizing and cable glands size for respective cable & Cable Lug size in a DB sectors???
what is the purpose of CT,PT
What is proximeter? where it is used and why?
A cylindrical wire is compressed in length by 10%. The percentage decrease in the resistance will be?????
what is the need of reactor in between the transmission line?..like powergrid like that..
Why single phase induction motors are not self starting ?
We have one Energy meter for Measuring the voltage,current,power,energy(KWH,KVARH,KVAH) & power factor.The problem is that the meter does not show whether the PF is lagging or leading.So i want to know that is there any way or calculation to find out that whether the PF sign (lagging or leading) depending upon the above mentioned parameters?
why do we have 230v a.c. as general voltage for domestic supply rather than others?
cost of operation of which plant is least?
what is power factor
Mention what are the types of semi-conductors?
To have variable speeds we use a. Induction motor b. Traction motor c. Shunt motor