What is the tube exial fan?

0 Answers  

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what is the difference between electrical and electronic choke?

0 Answers   TCS,

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How will you explain transformer action in case of 3-phase induction motor?

4 Answers  

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Why does the power consumed is always constant even if a fan speed is altered?

5 Answers  

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in the case of 6.6kv motor starter combination contain fuses on it VCB. but in 11KV motor starter combination Fuses are not using in it's VCB why?

0 Answers  

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I am mechanical engineer,I need Training in Electrical & Electronics ( i.e. three days workshop training ) Where will I get the same Please suggest?

2 Answers  

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following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?

0 Answers  

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What is electrical earthing?

1 Answers  

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What is the difference between earth fault and restricted earth fault protection?

1 Answers  

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What_is_mean_by_negative_dc_voltage? why we use -48v except +48v in DC power supply systems.

2 Answers   APEL, BSES,

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what are the differant std sizes of cable trenches?

0 Answers  

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what is form factor.and rms value..

1 Answers   IIM, Torrent Power,

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