Which is alpha and beta?
What is the value of beta?
What is reverse alpha bias?
What is alpha called in BJT?
Which IC is used for AND gate?
What is a sample-and-hold circuit used for?
What are impedance and admittance parameters used for in a 2 port network?
Classify hydropower plants on the basis of water head and state the turbine used for them.
Explain the reasons for failure of gaseous and solid dielectric materials used in electrical engineering application.
Explain the importance of proper earthing system. Recommend and justify the earthing system used for individual bungalow.
State the insulating materials used in motor. Write temperature class and withstand temperature ranges for them.
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 at least one function and the material used for the following parts of a DC motor.
Draw the symbol and characteristic of LDR. Give the material used for it.
What is BLDC and how it is used for position control?
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