hot water tank,top element 240v across,the bottom 120v across,why?

1 Answers  

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explanation of mesh bus bars

0 Answers   Eskom,

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does the transmission line model also requier active power in no-load operation?

1 Answers  

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what is saturation in transformer

9 Answers   Essar,

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What is the min.& max distance between two earth spikes is required for measuring earth resistance of an earth pit? Is the manufacturer of Earth tester decides this? Pls explain.

3 Answers   ABB, HAL,

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What are your future plans for the company if permanently employed?

0 Answers  

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A 100W electric lamp is supplied from a 115V, 60HZ source. The peak instantaneous power dissipated in the lamp filament is

0 Answers  

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what is the EMF

2 Answers  

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Is an SCR semi controlled device?

4 Answers   IOCL,

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What type of input will the OLTC indicator will accept or what type of output the OLTC will produce to monitor it's position at remote location.

1 Answers   amps,

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megger generates D.C. voltage while earth tester generates A.C.voltage is it true? I know for megger it is D.C generator but what about earth tester?

4 Answers   IOCL,

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Is there any reason that a vertical motor can not be mounted horizontally ? I happen to have one and would like to use it horizontally to save money by not buying a new horizontal motor.

1 Answers  

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