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Why when I watching video on YouTube, video stop but audio continue. And when I move the mouse then video start playing again. Every time video stop I have to move the mouse... Please help me..

Hi... How to sizing capacitor for fluoresce lights and Plc lights... Any formula to culculate..

How to forward and reverse a single phase motor? As 3phase motor.. Any solution.. Thks.

Any free online education for primary student.

Because my friend was confused when I connecte live and neutral wire to the cooker heating element.. He asked me, live and neutral touched together it's short... And you connect at peace of metal...

Hi ma0641,  If phase and neutral cable touch each other will short circuit and trip the mcb... The Question, for exp. Motor winding is pure copper wire and give them 230v ac why don't trip.? What is...

What is the minimum load resistance for AC 230v.