Determine the BTU size of an aircon for 20 sq metre room

0 Answers  

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How dc generators direction can be reversed ??

2 Answers   GPSC Gujarat Public Service Commission,

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how voltage regulator works ?

1 Answers  

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Dear all, is ther any body who can tell me about the setting of ACB(air circuit breaker ). what kind of it,s setting is and how to do it,s setting. also please tell me the setting of VCB(vaccume circuit breaker) . please tell me their setting,s. i will b very thank ful to all of u. Thank,s and Regard,s. Muhammed Ikram.

2 Answers  

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In a ordinary plug can we hold the earth in hane and connect the circuit to supply?will we get a shock?

5 Answers  

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why contactors are used ...? is contactors and relays are same ...?

5 Answers  

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What is the ohms law?

20 Answers  

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a solenoid of inductance 250mH and resistance 10ohm is connected to a battery. the time taken for the magnetic energy to reach 1/4th of its maximum value will be?

1 Answers   SSC,

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If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.

0 Answers  

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what percent do you derate your copper wire when you change from copper buss to copper wire

0 Answers   Gerdau,

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What is the meaning of Fault level rating?

1 Answers   Balrampur Chini Mill,

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Do you know what is dry-out test in x'mer

0 Answers   First American Corporation, GPSC Gujarat Public Service Commission, Jindal,

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