heat can flow from a body at low temperature to a body at higher temperature only when ........ is supplied from an external source A). Voltage B). Current C). work D). Mass

7 Answers   BMRCL,

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which INDIAN STANDERD in Mention the earth test value?

1 Answers  

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The temperature rise in the sys, which leads to ….. a) Increases stress& length b) increases stress but decreases length c) Decreases stress & increase length d) decrease stress & length

1 Answers   Engineers India Limited,

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what is the diff. b/w balanced and unbalanced load..?

12 Answers  

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how to calculate the cable size depending on the transformer rating

2 Answers  

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From, which load current range ( upper - lower limit current)can Air circuit breaker used for in electrical circuit.

4 Answers   ABC,

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what is the formula for converting KW into KWH ?

3 Answers   Blue Star, Essar,

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30 kva ups may kitne output voltage hote h

1 Answers   ME,

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what will happen if ac and dc supplies given

0 Answers   APTransco,

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what is softstarter?

2 Answers  

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Why are the voltage levels in a powersystem are 11KV,33KV etc., why not 10KV,30KV?

2 Answers  

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what is mutual induction principle?

6 Answers  

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