what is the use of spherical metal balls attached on to the
earth wire of transmission over head lines?
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These are the vibration dampers which are installed to
protect the insulators
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what happens if number of poles in stator and rotor windins of slip ring induction motor are not same. Will it rotate near to the synchronus speed defined by stator?
What Is HO factor in power selection
how capacitance is neglected in short transmission lines ?
What are safety features considered for Lifts during emergency?
11Kv Dog conductor 6/0.186 formula Line Losses ? Length 4.85Km amper ..? 52 Pole Max Load 3200Kw
Initially, when the input is not equal to the output — what type of response is this?
In Power Line Communication (PLC) the wave trap is used to block communication signals from entering neighboring lines. My question is this: Why do they allow for different filtering arrangements on these wave traps? Isn't it always going to be a low pass filter since we want the power frequency to go through, and the comm signal blocked?
What is bus-bar?
Difference between earthing & grounding.?
Can we perform parallel operation of two transformers when one transformer on load?
What is a circuit breaker contact multiplier relay?
pls someone send me sample question papers along with the key.thanks in advance
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