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What is polarization of electrical materials?
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What is the result of polarization of dielectric materials?

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What are the mechanisms of polarization in dielectric materials?

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What is the phenomenon of polarization in dielectric materials?

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What is polarization phenomenon in dielectric materials?

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Explain the reasons for failure of gaseous and solid dielectric materials used in electrical engineering application.

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What are the benefits of using advanced materials in inverter design?

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What is the susceptibility of diamagnetic materials?

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State failure phenomena observed in insulating material. State four reasons for failure of gaseous and solid dielectric materials.

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Select insulating materials for following parts: (i) Insulation between heating element and base plate of electric iron. (ii) Insulation used over copper or aluminium conductor used for making coils. (iii) Transformer bushings. (iv) Insulation between transmission line and pole.

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State the type of insulating materials under Class Y and Class B. (any two each).

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Explain the concept of hysteresis in magnetic materials.

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What are the common materials used in LED encapsulation?

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How does a magnetic resonance spectroscopy system analyze materials?

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How does a spin-polarized current generate torque in magnetic materials?

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What is the difference between hard and soft magnetic materials?

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What is the difference between FR-4 and Rogers PCB materials?

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What are different Bus bar materials used in Substation?

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What is the hysteresis loss in soft magnetic materials must be?

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Classify magnetic materials with two examples each.

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State the insulating materials used in motor. Write temperature class and withstand temperature ranges for them.

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What is piezoelectric effect? Name two piezoelectric materials.

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