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why only exciting current is shown not primary current in transformer???
In CTs tan delta point should be earthed , what is the reason behind it?
for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv
quantizer means?
How to calculate KVA/VA rating of PT or CT from primary & secondary voltage or primary & secondary current?
are there rmu for 3 transformer?
If increased the frequency up to 1000 then what changes shows in voltage?
pre arcing time of ehv breaker
Write the current equation in series RLC circuits.
i need previous entrence exam papers of nhpc.
1.What is captive power plant? 2.What is national grid?Give brief idea.
what is meant by moulded case circuit breaker ?
can anybody send me syllabus of rrb section engg (electrical). and also send previous question pepar...
What conditions are required for transformer to operate at low frequencies ?
When are the directional relays used?