why there is a temperature rise at different metal to metal contact at cable lug??suppose cable is aluminium and the lug is copper,than why the temperature rise takes place??
2 47811.how many earth pits are required for 1000 k.w plant include substion , transformer ? 2. how many earth pits are required for 500kva generator.what is formula to calcute?
2855How can we connect additional batteries to three phase ups? What are parameters we have to check when connecting?
2030Post New Electrical Engineering Questions
how to determine ct ratio in ht vcb?
Why is the starting current high in dc motor?
what is the minimum clearance between a 11KV 150KVAR capacitor cell and series reactor.can a series reactor can be mounted in the same structure of the capacitor cells structure
What is the principal of motor?
What will happend if given Vfd out put to step up transformer
can we make a electric generator,which can not use any type of fuel,air,solar,gas,thermal,coal,petrol,etc and able to produce electrical energy (or self electricity generating generator)
Different types of relay fault which phase sequence??
how to commissioning the genset with amf panel?
i need previous entrence exam papers of nhpc.
what is the voltage between earth & neutral in 3 phase electrical connection.
State magnitude criterion.
What is self exciting?
why we used ZNO in Lightning arrester.
1. A bomber drops a bomb from an aircraft flying at 2000 km/hr. at an altitude of 7km. The speed at which the bomb will strike the earth would be
When we need up only in o/p 440v, so why we use directly in 11kva in input?