Why is the starting current high in a DC motor?

2 Answers  

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How halogen & merquery lamp works.

0 Answers  

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How to test Alternator stability test for REF relay

0 Answers   Amprotec,

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how we protect the motor & what are the components required for that ?

2 Answers  

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what are the uses and applications of rectifiers?

3 Answers  

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In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

0 Answers  

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why on delay timer used for fully automatic star delta starter?

0 Answers  

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Sir if i have 2kv ups in which 17ah 8 battries load 600watts how much back up time i get and if i put 6kv ups with the same no of battries same amp can i get more back up time please give reply exactly what is the procedure to calculate back up time for different kv,s

3 Answers  

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what is the power factor?please tell me uses.

5 Answers   NTPC,

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state the working principle of incondenscent tube?

0 Answers  

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How to calculate the multiplying factor for energy meter with ct ratio given

0 Answers  

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if generator is running in iso mode parrallel with grid and suddenly grid breaker off what will happen?

6 Answers   century,

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