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.Management Sciences
A. Annealing of metals
B. Melting of ferrous metals
C. Heating of liquids in electric kettle
D. Drying of paints and varnishes
Related Mcqs:
- _________ has the highest value of thermal conductivity?
- A. Copper B. Aluminium C. Brass D. Steel...
- method has leading power factor____________?
- A. Resistance heating B. Dielectric heating C. Arc heating D. Induction heating...
- A non-dimensional number generally associated with natural convection heat transfer is____________?
- A. Prandtl number B. Grashoff number C. Pecelet number D. Nusselt number...
- In arc furnace the function of choke is______________?
- A. to stabilize the arc B. to imprpve, power factor C. to reduce severity of the surge D. none of the above...
- Which of the following methods is used to control temperature in resistance furnaces ?
- A. Variation of resistance B. Variation of voltage C. Periodical switching on and off of the supply D. All of the above methods...
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