Compare core type and shell type transformers.

Compare U-tube manometer and well type manometer on any four points.
Answer : Here's a comparison between the **U-tube manometer** and the **well-type manometer** on four points: ### 1. **Design and Structure** - **U-tube Manometer**: ... are more accurate for small pressure differences, while well-type manometers are better suited for larger pressure variations....

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Compare between: (i) Ultrasonic and Radar type level measurement (any three points) (ii) U-tube and well type manometer (any three points).

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What is the significance of core loss in transformers?

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What is the significance of core material in transformers?

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What type of material is used to make the armature core?

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What is the difference between an air-core and iron-core transformer?

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How does a magnetic core memory store and retrieve digital data?

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How does a magnetic core memory read and write data?

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Explain HRGO and CRGO. State benefits of CRGO for manufacturing of core.

Explain HRGO and CRGO. State benefits of CRGO for manufacturing of core.
Answer : **HRGO (Hot Rolled Grain Oriented) Steel** and **CRGO (Cold Rolled Grain Oriented) Steel** are both types of electrical steels used in manufacturing transformer cores, motor cores, ... superior magnetic properties, lower core losses, higher efficiency, and better performance in power applications....

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Compare JFET’s and MOSFET’s.

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Compare Horizontal axis and vertical axis wind machines on the basis of: (i) Power captured for the same tower height. (ii) Noise problem. (iii) Complexity of design and yaw mechanism (iv) Effect of fatigue arising from numerous resonances in structure.

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Compare fire tube and water tube boilers used in thermal power plants.

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Compare copper and aluminium on the basis of: (i) Tensile strength (ii) Conductivity (iii) Specific gravity (iv) Application.

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Compare RTD and thermistor on the basis of: (i) temperature coefficient (ii) linearity (iii) temperature range (iv) cost.

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Compare nominal - I and nominal - II method of transmission line (Any six points).

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Compare Harrord and Non-Neuman architecture. (any two points)

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Compare HRC fuse and Circuit breakers as interrupting devices on any four points.

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Compare the AC and DC arc lamps.

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Compare the salient features of LED and CFL based on (i) Lamp efficiency (ii) Life span.

Compare the salient features of LED and CFL based on (i) Lamp efficiency (ii) Life span.
Answer : Here's a comparison of **LED** and **CFL** based on **lamp efficiency** and **life span**: ### 1. Lamp Efficiency: - **LED (Light Emitting Diode):** - **Higher Efficiency:** LEDs ... longer than **CFLs**. - **CFLs** are moderately energy-efficient and have a shorter lifespan compared to LEDs....

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Compare the salient features of mercury vapour lamp and sodium vapour lamp based on (i) lamp efficiency (ii) lumen output.

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Compare DC Motor and DC Generator.

Compare DC Motor and DC Generator.
Answer : A **DC motor** and a **DC generator** are both electrical machines that operate on the same principle of electromagnetic induction, but they serve different purposes. Here's a simple ... one produces motion from electricity (motor), while the other generates electricity from motion (generator)....

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Compare series and parallel resonance.

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How do energy transitions in the USA compare to those in Europe and Asia?

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Compare the advantages of electric welding and differentiate between flash butt welding and upset butt welding.

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What is the difference between step-up and step-down transformers?

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What is the difference between Power Transformers and Distribution Transformers?

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What is the connection between Delta and Wye transformers?

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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 the protective transformers on the 11 kV side. Draw a neat circuit diagram and indicate the given values at appropriate places.

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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