State two applications of: (i) PVC paper (ii) Porcelain with type of class based on withstand temperature is insulating material.
State any two applications of gaseous insulating material used in switchgears.
List any four applications of insulating material used in electrical fields.
State failure phenomena observed in insulating material. State four reasons for failure of gaseous and solid dielectric materials.
State gaseous and liquid insulating material. (one each)
State the insulating materials used in motor. Write temperature class and withstand temperature ranges for them.
What is effect of polarization on a given volume of dielectric material? Answer : Polarization in a dielectric material refers to the alignment of the material's molecules or atoms when an external electric field is applied. The effect of polarization on a dielectric material ... in the material's ability to store electrical energy, as indicated by the dielectric constant....
What is the effect of polarization on dielectric material?
Why temperature rise is conducted in bus bars and isolators?
How does the temperature rise in an induction motor affect its performance?
What is the effect of temperature on resistance?
What is the effect of temperature on the resistance of semiconductors?
What is the effect of temperature increase on the resistance of a resistor?
What is the effect of temperature on resistance Class 12?
What is the effect of temperature on insulation?
What is the effect of temperature on the resistance of a conductor explain?
What is the effect of temperature on the resistance of a conductor?
What is the effect of temperature on conductor semiconductor and insulator?
What is the effect of temperature on resistance and resistivity Class 12?
What is the effect of temperature on conductor semiconductor and insulator Class 12?
What is the effect of temperature on the resistance of conductors and semiconductors?
What is the effect of temperature on resistance Class 11?
What is the effect of temperature on the resistance of a conductor Class 11?
Why does the resistance of a conductor rise with temperature class 12?
How does temperature rise affect transformer life?
What is meant by critical rate of rise of on-state current (di/dt) in SCRs?
How does temperature affect insulation material?
Identify energy conservation opportunities in transformer based on material technology.
What is the best material for the Seebeck effect?
Factors on which material of station busbar depends?
Does resistivity depend on material?
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.
What effect does the induced voltage have on the current in a DC inductive circuit?
What is the purpose of mechanical protection devices like Rapid Pressure Rise Relays in transformers?
How do you calculate the rise time of a signal in a circuit?
What is rise time in transient analysis?
What are the effects of temperature on transmission lines?
How does the resistance of a conductor depend on temperature?
Compare RTD and thermistor on the basis of: (i) temperature coefficient (ii) linearity (iii) temperature range (iv) cost.
How does resistance depend on temperature?
How does resistivity depend on temperature?
Is Ohms law depend on temperature?
How is resistivity dependent on temperature?
Does resistivity depend on temperature?
How does resistance depend on temperature class 10?
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.
State the type of insulating materials under Class Y and Class B. (any two each).
What is the effect of LED lighting on mood and productivity?
What is the effect of drive current on LED lifespan?
What is the effect of transmission line length on performance?
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