Air intake for an air compressor should be preferably taken from
A site, where cooling towers are located nearby
A site, where open coal yard in located nearby
An air conditioned room maintained at a temperature of 18°C
An outside atmosphere at 10°C
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- With increase in temperature, the electrical conductivity of a __________ decreases.
- Increase in temperature, in general results in the
- Increase in the entropy of a system represents the
- Which of the following forces does not act on a fluid at rest?
- Pressure exerted by a liquid depends upon its
- The highest stress that a material can withstand for a specified length of time without excessive deformation…
- With increase in impurities in metals, their corrosion resistances
- Blast furnace slag is mainly molten
- What is the critical radius of insulation (cms) for a metallic cylinder, if the convective heat transfer…
- The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the…
- Basic open hearth furnace (BOF) is not used for producing __________ steel.
- Glycerine is used as a coolant in cooling of some engines instead of water, because
- Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about
- A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.
- In a good rimming steel
- X-rays are
- Pick out the wrong statement.
- The most prominent single cause of corrosion in boiler-tubes, drums, economisers and steam superheaters…
- Pick out the wrong statement about coating/electroplating of metals.
- The effect of friction on the flow of steam through a nozzle is to decrease the __________ of steam.
- Lead is poured into the joints between two __________ pipes.
- Biological shield in a nuclear reactor is generally provided to protect against the
- __________ test can be termed as the semidestructive test.
- Lead pencil contains
- Production of one ton of paper in Indian paper industry consumes about __________ kWh of electricity.
- Tumbling is the process of improving the __________ of the materials/parts.
- The most important function of a washer is to provide bearing area and washers are normally specified…
- With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________…
- The excess air required for the combustion of pulverised coal is of the order of about __________ percent.
- Machinability of hard alloys and tool steels is improved by