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Manufacturing And Production Technology

Manufacturing And Production Technology
If a particular Fe-C alloy contains less than 0.83% carbon, it is called

High speed steel
Cast iron
Hyper eutectoid steel
Hypo eutectoid steel

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Manufacturing And Production Technology
Cold working of steel is defined as working

Below its recrystallisation temperature
At two thirds of the melting temperature of the metal
At its recrystallisation temperature
Above its recrystallisation temperature

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Manufacturing And Production Technology
The percentage of carbon in gray cast iron is in the range of

1.25 to 1.75 percent
3 to 4 percent
8 to 10 percent
0.25 to 0.75 percent

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Manufacturing And Production Technology
A CNC vertical milling machine has to cut a straight slot of 10 mm width and 2 mm depth by a cutter of 10 mm diameter between points (0,0) and (100,100) on the XY plane (dimensions in mm). The feed rate used for milling is 50 mm/min, milling time for the slot (in seconds) is

170
120
180
240

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Manufacturing And Production Technology
In a planer

Tool moves over reciprocating work
Tool is stationary and work reciprocates
Tool moves over stationary work
Work is stationary and tool reciprocates

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Manufacturing And Production Technology
Glazing in grinding wheels __________ cutting capacity.

None of these
Increase
Decrease
Has no effect on

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