Q. Brittleness induced due to the presence of sulphur in steel can be reduced by adding

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Q. Atomic __________ of an element is a whole number.

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Q. The boiling & freezing points on a newly defined temperature scale in degree 'D' are 400°D & 100°D respectively. The temperature reading corresponding to 60°C on this new temperature scale will be equal to __________ °D.

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Q. A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is

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Q. The surface tension of a liquid, at critical temperature is

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Q. Large scale fire on fuel gas line is normally extinguished by

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Q. Brazing is the joining of metals

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Q. Moist climate is the most favourable factor in the site selection far a

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Q. __________ iron is produced by the annealing of white cast iron.

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Q. The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the

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Q. Fahrenheit and Centigrade scales have the same readings at

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Q. Which of the following low melting alloy containing bismuth and lead is used for electric fuse ?

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Q. Water-tube boiler is the one, in which

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Q. On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the __________ of the input signal.

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Q. Fire refining process is employed in case of

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Q. Larger length & diameter water pipes are made by

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Q. Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of

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Q. The temperature at which ferromagnetic material can no longer be magnetised by the outside forces, is termed as the

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Q. The most important consideration in value engineering is the

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Q. Lime contains about 90% CaO. Percentage CaO present in limestone is about

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