While the conventional water heating system is in a league of its own, the fact that energy is being consumed constantly is a definite downside to using one. If saving energy is what a client wants, then I would suggest a tank-less water heater that uses energy only when there is a requirement for hot water.
Drilling is an example of A. orthogonal cutting B. oblique cutting C. simple cutting D. uniform cutting
The silicon carbide abrasive is chiefly used for grinding A. cemented carbide B. ceramic C. cast iron D. all of these
A round nose tool may be fed either from left to right end or from right to left end of the lathe bed. A. Yes B. No
When the cutting edge of the tool is dull, then during machining A. continuous chips are formed B. discontinuous chips are formed C. continuous chips with built-up edge are formed D. no chips are formed
In order to prevent tool from rubbing the work __________ on tools are provided. A. rake angles B. relief angles
A left hand tool on a lathe cuts most efficiently when it travels. A. from left to right end of the lathe bed B. from right to left end of the lathe bed C. with the help of a compound slide D. across the bed
The machining of titanium is difficult due to A. high thermal conductivity of titanium B. chemical reaction between tool and work C. low tool-chip contact area D. none of these
In up milling, the thickness of chip is A. minimum at the beginning of the cut and maximum at the end of the cut B. maximum at the beginning of the cut and minimum at the end of the cut C. uniform throughout the cut D. none of these
The lead screw of a lathe has __________ threads. A. single start B. double start C. multi-start D. any one of these
Crater wear occurs mainly on the A. nose part, front relief face and side relief face of the cutting tool B. face of the cutting tool at a short distance from the cutting edge only C. cutting edge only D. front face only
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