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How to calculate the CFM to TR?
What is the Formula
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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.
how many types of motor can be used in washing machine
An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.
How to Decide(calculate) Bush bar size for copper and aluminiam ?
State ohm’s law?
what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?
How generator NPS(NEGATIVE PHASE SEQUENCE TEST)TEST WAS DONE? PROCEDURE WITH DETAILS?
Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?
Why does the rotor rotate?
What is resistance of 50meters, 16sq.mm, single core copper cable?
How to maintain ac plant?
Dear friends I want to design busbar for1600 kva transformer(i.e2100 amps) what are all the factors to be considered before selectinga busbar what are all the standard sizes of busbars what is the formula for finding current of copper and aluminium busbar
How does an oscillator differ from an amplifier?
How can we choose the rating of submersible motors
what is KA rating and how can we choose switchgears on applications
