Desirable characteristics of fuse elements.
[3 marks]Explain loop-in-system of energy distribution and state its advantages and disadvantages.
[4 marks]State general rules for residential and commercial wiring.
[7 marks]Compare protective devices (i) MCB (ii) ELCB
[3 marks]Explain conduit system of wiring in detail.
[4 marks]Explain MPCB with its Function and working. Also compare MPCB with MCCB.
[7 marks]Define tariff. Explain different types of Tariff Structure.
[7 marks]Define the terms M.H.C.P., M.S.C.P. and M.H.S.C.P.
[3 marks]A 200-Vlamp takes a current of 1.2 A, it produces a total flux of 2,860 lumens. Calculate: 1. The MSCP of the lamp and 2. The efficiency of the lamp.
[4 marks]Explain Construction and working of compact fluorescent light (CFL).
[7 marks]Define the terms (a) Waste light factor (b) Utilization factor (c) Space-height ratio.
[3 marks]Calculate the average intensity of illumination on the surface, which is inclined at an angle of 30o. it is kept at a distance of 8 m from a 1000 candela power lamp.
[4 marks]Describe various lighting schemes.
[7 marks]Explain importance of Earthing.
[3 marks]Name the factors that should be taken care of while designing and erecting a substation.
[4 marks]Distinguish between LT and HT Motor? Analyze with an example.
[7 marks]Explain need of Lightning Protection system,
[3 marks]List out different types of UPS. Mention applications of UPS.
[4 marks]Explain Importance of Power Factor Improvement. Discuss the various methods for power factor improvement.
[7 marks]Write short notes on Electrical Systems for the elevators.
[3 marks]Develop a block diagram of PLC with basic components and its Functions.
[4 marks]Build architecture of SCADA system with neat diagram.
[7 marks]Compare PCC and MCC panels.
[3 marks]List out steps for selections of transformer.
[4 marks]Define: industrial automation. State its need and importance.
[7 marks]