30-04-2013, 12:25 PM
ELECTRIC ENERGY GENERATION,UTILISATION AND CONVERVATION
IMPORTANT QUESTIONS FOR PERIODICAL-2
ELECTRIC ENERGY.docx (Size: 10.92 KB / Downloads: 18)
1.State the advantages of power factor improvement.
2.State the laws of illumination.
3.What are the causes of low power factor?
4.Define the term Lux.
5.State few methods of improving the power factor in the industry.
6.Define Illumination.
7.State the advantages of electric heating.
8.Why electrical energy conservation important?
9.Define solid angle.
10.Distinguish between direct lightning and indirect lightning.
11.Define the term power quality.
12.What are the properties of heating element materials?
13.State any four advantages of electric heating.
14.What is meant by energy efficient lamps?
15.List the disadvantages of low power factor.
16.Define the term MSCP and lamp efficiency.
17.What are the requirements of good lightning?
18.What is meant by resistance arc welding?
19.List a few applications of dielectric heating.
20.What are the features of electric traction?
21.Write short notes on fluorescent lamps?
12 MARKS
1.Explain in detail about energy auditing?
2.Explain in detail about energy conservation?
3.Explain in detail about design of heating element?
4.Explain in detail about welding transformer?
5.Explain in detail about photometry?
6.Explain in detail about sodium vapour lamp?
7.Explain in detail about mercury vapour lamp?
8.Explain about design of flood lightning and commerical lightning?
9.Explain the improvement of power factor using power capacitor?