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.Management Sciences
A. Where lubrication is difficult or im-possible
B. Where corrosive chemical action exists
C. Where high temperature exists
D. All of the above
Related Mcqs:
- The tiny block formed by the arrangement of a small group of atoms is called the____________?
- A. unit cell B. space lattice C. either A. or (b) D. none of the above...
- Mercury as an electric contact material is_______________?
- A. a liquid B. a metal C. a metal liquid D. a gas...
- Which of the following variety of copper has the best conductivity ?
- A. Induction hardened copper B. Hard drawn copper C. Pure annealed copper D. Copper containing traces of silicon...
- Low resistivity materials are used in__________?
- A. transformer, motor and generator windings B. transmission and distribution lines C. house wiring D. all above applications...
- The carbon percentage is least in__________________?
- A. low carbon steel B. wrought iron C. cast iron D. malleable iron...
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