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while calculating KVA using Volt and Ampere Reading, why we multiply the result with Square Root of 3 (i.e, 1.73)?
2112i measured a 3-ph capacitor with a multimeter which is not connected to supply... but i could get the phase to phase voltage... how tis is possible..????
1854Why does a semicondctor act as an insulator at 0'k and why its conductivity increases with increasing temperature?
8 59345Post New General Physics Questions
what is the principle used in electromagnetic spectrum?and why there is a necessary of having an electron with unpaired spins?and how the uncertainity principle is used to determine the frequency of an spectral lines ?
Order the following from the worst electrical conductor to the best electrical conductor? Glass, rubber, iron, dry wood
What is meant by common potential?
Which particles/ rays do radioactive substances emit?
If a plane is in the air and there is a fly flying inside the plane does the plane get heavier when the fly lands?
Explain what is an alloy?
Which animals communicate on under water sounds?
When a radar gun says the pitch is 90 miles per hour at what point in the balls travel to home plate is the radar gun measuring the velocity?
Shall i get Section engineer S & T question paper? (Railway recruitment board)
Tell me how many neutrons and how many protons are present in a single deuterium nucleus?
HOW MANY UNITS ARE CONSUMED DURING 1 HR BY 1.5 TON A/C
what is Gauge?
Does solar radiation contain a complete spectrum of all forms of electromagnetic radiation?
Explain the difference between isolation transformers and step up or step down transformer?
Similar charges repel while dissimilar ones attract each other. How does two electrons attract each other during the formation of bond or why don't the protons in the nucleus repel?
