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A single phase AC distributor AB 300 M long is fed from end A and is loaded as under.

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A single phase AC distributor AB 300 M long is fed from end A and is loaded as under.

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Derive the torque equation of 3 φ I.M. under running condition.k) Explain production of R.M.F. in 3-phase I.M. when 3 φ supply is fed to it. Draw its phasor diagram.

Derive the torque equation of 3 φ I.M. under running condition.k) Explain production of R.M.F. in 3-phase I.M. when 3 φ supply is fed to it. Draw its phasor diagram.

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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.

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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Find the capacitance between the conductors of a single phase 10 Km long line. The diameter of each conductor is 1.213cm. The spacing between the conductors is 1.25m

Find the capacitance between the conductors of a single phase 10 Km long line. The diameter of each conductor is 1.213cm. The spacing between the conductors is 1.25m

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Explain the tests on a single-phase transformer and develop an equivalent circuit from the above tests.

Explain the tests on a single-phase transformer and develop an equivalent circuit from the above tests.

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A 3 phase line of 4 km length delivers 4000 kW at a p.f of 0.8 lagging to a load the resistance and reactance per km of each conductor are 0.2 Ω and 0.5 Ω respectively if the voltage at the supply end is maintained at 11 kV. Calculate the received end voltage and efficiency of line.

A 3 phase line of 4 km length delivers 4000 kW at a p.f of 0.8 lagging to a load the resistance and reactance per km of each conductor are 0.2 Ω and 0.5 Ω respectively if the voltage at the supply end is maintained at 11 kV. Calculate the received end voltage and efficiency of line.

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How does a current-fed inverter differ from a voltage-fed inverter?

How does a current-fed inverter differ from a voltage-fed inverter?

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How does a voltage-fed inverter differ from a current-fed inverter?

How does a voltage-fed inverter differ from a current-fed inverter?

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How does a class AB amplifier differ from a class B amplifier?

How does a class AB amplifier differ from a class B amplifier?

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Convert the following Boolean equation to standard SOP form and implement using NAND-NAND logic: (i) y = A'B'C' + ABC'D' + A'C'D' (ii) y = PQ + P'QR + PQR.

Convert the following Boolean equation to standard SOP form and implement using NAND-NAND logic: (i) y = A'B'C' + ABC'D' + A'C'D' (ii) y = PQ + P'QR + PQR.

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Explain the construction and working principle of a single-phase Induction motor.

Explain the construction and working principle of a single-phase Induction motor.

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What is the difference between a single-phase and a three-phase induction motor?

What is the difference between a single-phase and a three-phase induction motor?

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Implement the following Boolean equation using fundamental gates: Y = ABC + A'B'C' + A'C'B.

Implement the following Boolean equation using fundamental gates: Y = ABC + A'B'C' + A'C'B.

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What is the difference between single-phase and three-phase power?

What is the difference between single-phase and three-phase power?

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What are the differences between single-phase and three-phase inverters?

What are the differences between single-phase and three-phase inverters?

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What is the difference between single-phase and three-phase wiring?

What is the difference between single-phase and three-phase wiring?

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Draw single phase full wave mid-point converter for inductive load. Draw input and output waveforms for it.

Draw single phase full wave mid-point converter for inductive load. Draw input and output waveforms for it.

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Explain MCB and ELCB with connection diagram supplying single phase load.

Explain MCB and ELCB with connection diagram supplying single phase load.

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State suitable single phase motor for following applications: (i) Table fan (ii) Mixers and Grinders

State suitable single phase motor for following applications: (i) Table fan (ii) Mixers and Grinders
Answer : For the applications you mentioned, suitable single-phase motors would be: 1. **Table Fan:** - **Type of Motor:** Capacitor-Start Induction Motor (CSIM) or Permanent Split Capacitor (PSC) ... PSC or CSIM motor. - **Mixers and grinders:** Universal motor or Capacitor-Start Capacitor-Run motor....

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Write any two differences between single-phase and three-phase transformers.

Write any two differences between single-phase and three-phase transformers.

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What is the construction and working principle of single phase synchronous motor?

What is the construction and working principle of single phase synchronous motor?

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Derive the condition for maximum torque under running condition of a 3 phase induction motor.

Derive the condition for maximum torque under running condition of a 3 phase induction motor.

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Which meter has a greater sensitivity and why? Meter A having a range of 0-10 V and a multiplier resistance of 18 kΩ and meter B with a range of 0-300 V and multiplier resistance of 298 kΩ? Both meter movements have a resistance of 2 kΩ.

Which meter has a greater sensitivity and why? Meter A having a range of 0-10 V and a multiplier resistance of 18 kΩ and meter B with a range of 0-300 V and multiplier resistance of 298 kΩ? Both meter movements have a resistance of 2 kΩ.

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in Electrical Engineering

State advantages and disadvantages of radial distributor system.

State advantages and disadvantages of radial distributor system.

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Describe the control of a single lamp from three places. Draw the relevant circuit diagram.

Describe the control of a single lamp from three places. Draw the relevant circuit diagram.

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Explain control of a single lamp from four places. Draw the relevant circuit diagram.

Explain control of a single lamp from four places. Draw the relevant circuit diagram.

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What is the difference between a class AB and class C amplifier?

What is the difference between a class AB and class C amplifier?

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What is a single-phase distribution system?

What is a single-phase distribution system?

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How does a single-phase induction motor start?

How does a single-phase induction motor start?
Answer : A single-phase induction motor starts using a method that helps create a rotating magnetic field, which is essential for initiating rotation. In a single-phase system, there's only one alternating ... picks up speed, the auxiliary winding is disconnected, and the motor runs on the main winding....

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How does a phase preference tripping scheme work in single pole tripping applications?

How does a phase preference tripping scheme work in single pole tripping applications?

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Comment on the working principle of operation of a single-phase transformer.

Comment on the working principle of operation of a single-phase transformer.

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A single phase wattmeter rated for 500 V; 5 A is having full scale deflection of 1000 watt. What is multiplying factor of the wattmeter?

A single phase wattmeter rated for 500 V; 5 A is having full scale deflection of 1000 watt. What is multiplying factor of the wattmeter?

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Draw a neat experimental setup to conduct OC test on a single-phase transformer.

Draw a neat experimental setup to conduct OC test on a single-phase transformer.

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Draw a circuit diagram for polarity test on a single-phase transformer.

Draw a circuit diagram for polarity test on a single-phase transformer.

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Explain with a sketch protection of 3-phase induction motor during single phasing.

Explain with a sketch protection of 3-phase induction motor during single phasing.

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Explain the reason for a single phase induction motor being not self-starting.

Explain the reason for a single phase induction motor being not self-starting.

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Explain the working principle of various types of single-phase induction motors with a neat circuit diagram.

Explain the working principle of various types of single-phase induction motors with a neat circuit diagram.

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Describe the construction details of a single-phase transformer.

Describe the construction details of a single-phase transformer.

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What type of single-phase induction motor would you use for specific applications like a ceiling fan or wet grinder?

What type of single-phase induction motor would you use for specific applications like a ceiling fan or wet grinder?

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Write down the EMF equation of a single-phase transformer.

Write down the EMF equation of a single-phase transformer.

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Why does a single-phase induction motor not self-start?

Why does a single-phase induction motor not self-start?

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Explain a Single Phase Circuit with relevant diagrams.

Explain a Single Phase Circuit with relevant diagrams.

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What is a single-phase cycloconverter?

What is a single-phase cycloconverter?

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What is the function of a start relay in single-phase motors?

What is the function of a start relay in single-phase motors?

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What is the function of a start capacitor in single-phase motors?

What is the function of a start capacitor in single-phase motors?

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How does a single-phase inverter generate a pure sine wave output?

How does a single-phase inverter generate a pure sine wave output?

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What is the principle of single phase induction motor?

What is the principle of single phase induction motor?

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Is star delta single phase?

Is star delta single phase?

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Describe with block diagram working of single phase electronic energy meter.

Describe with block diagram working of single phase electronic energy meter.

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State the various errors in single phase electronic energy meter.

State the various errors in single phase electronic energy meter.

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Explain the working of single phase electronic energy meter with sketch.

Explain the working of single phase electronic energy meter with sketch.

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