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What is power factor in the context of UPS?
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What is the significance of power factor in transmission?

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What is the purpose of a power factor protection scheme in capacitor banks?

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Explain the concept of power factor correction (PFC) in AC-DC converters.

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Explain the concept of power factor correction in AC-DC converters.

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What is the purpose of power factor correction in power supplies?

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What will happen when power factor is leading in distribution of power?

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State the working principle and operation of automatic power factor controller used in transmission & distribution system.

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Explain the concept of power factor in AC circuits.

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How does power factor correction work in synchronous motors?

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How does SCR triggering affect power factor in AC circuits?

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How do you calculate the power factor correction in an AC circuit?

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Is the power factor is same in star and delta connection?

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Discuss how power factor tariff results in energy conservation.

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How does a capacitor affect the power factor in AC circuits?

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What is the significance of a power supply’s form factor?

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How does power factor correction affect the design of motor drives?

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Why power factor of the transformer under no load is very low?

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What is the power factor of an alternator at no load?

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Mention the disadvantages of low power factor? How can it be improved?

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A 500kVA distribution transformer having copper and iron losses of 5kW and 3kW respectively on full load. The transformer is loaded as shown below: Loading (kW) Power Factor (Lag) No. of hours 400 0.8 06 300 0.75 12 100 0.8 03 No load - 03 Calculate the all-day efficiency.

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State the effects of low power factor on efficiency and voltage regulation of short transmission lines.

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Explain the penalty clause of poor power factor while preparing energy bill.

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Identify the benefits and applications of availability-based tariff and power factor tariff.

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Illustrate with neat sketch the working of automatic power factor corrector as an energy conservation device.

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Draw vector diagram of loaded alternator at lagging power factor.

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What is the phase angle and power factor of a pure capacitor?

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What is the phase angle and power factor of a pure inductor?

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Determine the power factor of an RLC series circuit with given values.

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How does power factor affect the performance of an induction motor?

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What is the purpose of a power factor correction (PFC) circuit?

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Explain the working principle of a power factor correction (PFC) circuit.

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How do you implement a power factor correction circuit?

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