a bulb of 100W and anather bulb of 200W , rated supply voltage 230v.when supply voltage is reduced to 100v,which bulb will give more light? and why with calculation?

12 Answers  

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Is there any local or International standards that prohibit the installation of earthing pit in the planters area where the earthing pit is subject to continues soak in water?

1 Answers  

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what is Fault level? why it is calculated? how will u decide same for our plant?

0 Answers  

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What is the difference between Encoder and Resolver?

0 Answers   DCCE,

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Simultaneous trip of incoming and outgoing breakers of 400kv/220kv trnasformer. What are the probable causes?

2 Answers  

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how to calulate bearing number of any motor ?

0 Answers   Transfield,

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if we increase the frequency given to a transformer then wat will happen to the transformer size, whether it will increase?

4 Answers  

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A FIELD MAGNET IS EXITED BY AC/DC?

4 Answers  

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what is mean by harmonics?Type of harmonics?

6 Answers  

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working of bucholz relay of a transformer

7 Answers  

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What is the difference between electrical earthing and electrical grounding?

0 Answers  

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what is the meaning of cable Glanding can you explain brifly?

2 Answers  

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