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How do you calculate transformer turns ratio?
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How do you calculate the turns ratio of a transformer?

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What is the turns ratio in a transformer?
Answer : The **turns ratio** in a transformer is the ratio of the number of turns of wire in the primary coil (input side) to the number of turns in the secondary coil (output side). ... to the secondary coil determines whether the transformer increases or decreases the voltage (and inversely, the current)....

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How does the turns ratio relate to voltage transformation?

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A three-phase transformer having a line voltage ratio of 0.4 kV/11kV is connected Star/Delta and protective transformers on the 0.4 kV side have a current ratio of 500/5. Calculate the ratio of ... on the 11 kV side. Draw a neat circuit diagram and indicate the given values at appropriate places.

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A 220V/22kV three-phase transformer is connected in star/delta. The protective transformers on the 220V side have a current ratio of 400/5. Calculate the CT ratio on the 22kV side.

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How do you calculate transformer losses?
Answer : Transformer losses are mainly classified into two types: **core losses** (or iron losses) and **copper losses**. Here's how you can calculate them: ### 1. **Core Losses (Iron Losses)**: Core ... + \text{Total Losses}} \] I hope that helps you understand how transformer losses are calculated!...

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How does a current differential protection scheme handle current transformer ratio mismatch?

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A 3 φ I.M. has synchronous speed of 250rpm and 4% slip at full load. The rotor has a resistance of 0.02Ω/ph and stand still reactance of 0.15Ω/ph. Calculate i) The speed at which max torque is developed. ii) The ratio of maximum to F. L. torque. iii) The ratio of maximum to starting torque.

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How do you calculate the cost savings of using LEDs?

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How do you calculate the maximum current for an LED?

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How do you calculate the total lumens from an LED setup?

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How do you calculate the total wattage of an LED setup?

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How do you calculate the power consumption of an LED?

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How do you calculate the required VA rating for a UPS?

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How do you calculate input power for a DC-DC converter?

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How do you calculate the output current of a buck-boost converter?

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How do you calculate the power efficiency of an SMPS?

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How do you calculate the power rating for SMPS components?

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How do you calculate power supply output impedance?

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How do you calculate the total capacitance required for output filtering?

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