what will be efficient rating of ac motor to lift a 10 kg wt
of stone to 10 meter height with input 220V AC 50 Hz
frequency???
Answer / shri..
Its depend on which mechanisum (Gear Box) we r using. we
can from 0.05 hp.
Is This Answer Correct ? | 3 Yes | 0 No |
A dc motor running on dc drive whose input is 3ph AC what will happen if we change the phase sequence of dc drive for e.g (R Y B) is connect as R B Y, will the motor run as same as previously running before changing phase without any effect
WHAT IS THE PARTIAL DISCHARGE TEST?
how to put cable sizing and cable glands size for respective cable & Cable Lug size in a DB sectors???
1. What does mean of "PS" stand for Diff. CT class? 2. What is the formula of KW for 1Phase load inturms of voltag,current & P.F.?
what is the formula for calculation of sac?
Mention what are the types of semi-conductors?
What is power factor? Whether it should be high or low ? why?
what meaning of gd squre
Define the term factor of inertia.
The advantage of free wheeling diode in a Full Ware rectifier is -reduces the harmonics -Supplies the voltage at negative vlotage
How to identify 3 phases of 3 phase supply irrespective of there color????
WHAT IS THE DIFFERENCE BETWEEN RESISANTANCE AND IMPEDANCE IF IMPEDANCE IS MORE THAN RESISTANCE AT SAME VOLTAGE CAN WE HAVE RELATION DERIEVED BETWEEN THEM