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after how many spot we must chang secondry cable in portable spot welding gun?
how we decide the require size is this for a known current at fuu load?
briefly explain the main blocks found in a microprocessor based system
what is ATS & RING MAIN UNIT in Distribution System?And its Function.
what is the difference between earthing and unearth
What is the control action?
What is measurement?
state the disadvantages of carbon filament???
why we used dc supply for field in dg set
what is the effect of un-synchronized power.
What is dielectric loss?
What is diversity factor in electric installations?
how to select correct size of power cable for inverter duty motor
why high speed tripping relay is used in protection circuit why not normal relay
why they were using TRIAC instead relay in some controllers and what is the advantages.
