How I can Compare 120v/60Hz versus 220v/50Hz ? Please tell me both advantage and disadvantage ......

812

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16sqmm copper cable carrying how much amps ?

392

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EXPLAIN THE ESSENTIAL FACTORS WHICH INFLUENCES THE CHOICE OF SITE FOR A HYDRO ELECTRIC POWER PLANT

741

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pls send me the syllabus questions on rrb section engineer (telecom)

1189

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Draw a block diagramof Three UPS systems connected in Parallel mode?

932

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what is the main difference between the terms" contract of employment" and" contract os servive"

826

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What do you measure in the banana and mountain diagram?

735

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1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?

710

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How can i disable closing stock in trial balnce in tally?

1565

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Pl send the model question paper of mahagenco account officer post

1585

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How to prepare samples of Stomamachers ?

1145

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How do y read Sequential file from job control?

11014

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What are the components of Hive architecture?

324

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HOW can i REuse the fused MLL LAMPS & GLS LAMPS at our factory

754

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In convertor can we use rectifier thyristor in place of invertor thyristor with explain.

721

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