Answer Posted / wasif arshad
because the structure of stones is a little bit porous so
they are used to absorb moisture present in air in humid
conditions
| Is This Answer Correct ? | 10 Yes | 18 No |
Post New Answer View All Answers
what is the IPC ? & what the uses ?
Why air circuit breaker off due to power failure?
How can we find the breaking capacity of a Load breaker switch (LBS) fed from 11 kv supply??ex:50KA, 26kA etc???detailed step vice answer pls.
What is real time power factor control panel(RTPFC)?
describe the fully control circuit diagram of ac drives
What is cut-off rate?
what is a composite error in current transformers, why occurs & in which it will occur i.e, either metering ct/ protection ct
what are the principles of a booster converter?
Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected
what are factors comes under relay setting (distance relay 7sa52) under OPEN DELTA VTs connection??
What is the working mechanism of OLTC in Power Transformers????
How we can change the direction of rotation of Induction motor? Prove it using graphical
Write down the name of 2 lady Bir Pratin of Bangladesh
How to synchronization will be done between two DGs ?
What is the difference between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?