1) prepare down the different traction systems you know.
2) describe merits and demerits of steam engine drive.
3) prepare down the different systems of railway electrification.
4) prepare down the merits and demerits of D.C system of track electrification.
5) What are the functions of a D.C. substation? prepare down different current collection systems?
6)(a) Describe the principle of street lighting? Illustrate different kinds of lighting with neat Sketches.
(b) Describe about Diffusion principle of street lighting in detail.
7)(a) Describe basic principle of electrolytic process and describe briefly some of its applications.
(b) State and describe “Current efficiency”, “Voltage required” and “Energy efficiency” When referred to electrolytic processes.
8) Describe electrodepositing processes and describe clearly different factors governing Electrodepositing processes.
9) describe the process of extraction of metals. Describe how zinc and aluminum are extracted from their ores.
10)(a) Describe how chemicals are manufactured using electrolytic processes in detail.
(b) Expalin briefly electric power supplies for different electrolytic processes in detail.