Cold shut is a defect in casting due to

A casting of size $$400mm \times 200mm \times 140mm$$ solidifies in $$20min.$$ The solidification time for a casting $$4

Match the following

Complete the manual part program for drilling a hole located at point $$(20, 20)$$ from the target point . The depth of

The final finishing process for the surface plate made of cast iron which is used as a reference surface is

In the manufacture of twist drills, the shank is joined to the body of the drill using

The cutting tool material normally used for turning steel of very high hardness is

A gear with $$84$$ teeth is to be machined using a milling process with indexing. The index plate has the following four

A cup is to be drawn to a diameter of $$70mm$$ with $$35mm$$ depth from a $$0.5mm$$ thick sheet metal. The cup is drawn

A cup is to be drawn to a diameter of $$70mm$$ with $$35mm$$ depth from a $$0.5mm$$ thick sheet metal. The cup is drawn

It is required to punch a hole of diameter $$10mm$$ on a sheet of thickness $$3mm.$$ The shear strength of the work mate

In a surface broaching process, a broach having $$5mm$$ pitch and cut per teeth $$0.05mm$$ is used for reducing the thic

Match the items in Group - $${\rm I}$$ and $${\rm I}$$ $${\rm I}$$

A work piece of $$1000$$ $$mm$$ length and $$300$$ $$mm$$ width is machined by planning operation with a feed of $$0.3$

It is required to punch a hole of diameter $$10mm$$ on a sheet of thickness $$3mm.$$ The shear strength of the work mate

A solid cylindrical stainless steel work piece of $$200mm$$ diameter and $$150mm$$ height. This component is reduced by

A copper strip of $$200$$ $$mm$$ width and $$30$$ $$mm$$ thickness is to be rolled to a thickness of $$25$$ $$mm.$$ The

The surface finish of the component produced by a grinding process was measured. Based on roughness parameters obtained,

A keyway of $$5$$ $$mm$$ depth is to be milled in a shaft of diameter $$60 \pm 0.1\,\,$$ by positioning the shaft in a $