Answer Posted / shinde

Assume motor having torque of 'X' Nm is of frequency 50Hz and voltage of 400V . if the frequency of the motor increased to 60Hz , in order to achieve same torque the V/F ratio should be same in either case. so motor may take more current in higher frequency to achieve same torque.

which capacity of RCCB used for five thousand watt electricity load?

1851

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Transformer diagram mention each parts ?

2024

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sir please tel me how calucalte kwh if home taken load 30ams how maney kwh taken per day.and 3phase motor 5hp per hars how maney load teken and how mach kwh and forward me to electrical table for calicalte kwh and kvr and kvah

3951

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why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?

2780

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How we can come to know the substation range,without go through any name plate ?

2088

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What is the drawback of class b amplifier? How is this minimized?

1108

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What is the difference between isolators and electrical circuit breakers? What is bus-bar?

1133

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What is the loss of power of transformer 220kv/33kv,63/80mva of % imp12.05 at 80%load

1823

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Difference between low impedance and high impedance Restricted Earth Fault

3107

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hi everybody how to design string combiner box (scb) internal parameters like bus bar and spd (surge protection device and fuse which place to set that,and also bus bar one particular cross sectional how much heat generated and how much power loss tell me Clearly and briefly

1967

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I need a formula to calculate the size of cable as per load but in the terms of length. Please Reply me as i search lot of sites but i did not get the answer.

2048

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Electronic circuit

1015

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Distinguish between nuclear power station with thermal power station for initial cost, starting period, cleanliness, and transportation of fuel

2005

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Draw a SLD of DG distribution up to main LT panel?

9456

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What's mean HVF & HAF in Vacuum Circuit Breaker?

5315

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