Prepare for BHEL Artisan (Machinist) recruitment examination with official previous years' solved questions across Lathe Operations & Thread Cutting, Shaping, Slotting & Planing Machines, Milling & Gear Cutting (Indexing), Precision Grinding, CNC Machine Programming & G/M Codes, Precision Measuring Instruments (Micrometers, Vernier Height Gauges, Dial Indicators, Sine Bar), Limits, Fits & Tolerances, and Engineering Cutting Tool Materials.
Marking pattern: +1.00 positive, -0.25 negative (Official BHEL Artisan CBT Scheme).
What is the primary function of an encoder in a CNC VMC machine?
What replaces the arbor in a vertical milling machine?
What would likely happen if a chip conveyor in a CNC VMC is not functioning properly?
Heat treatment is mainly NOT applied to:
Which component of the vertical milling attachment holds the vertical spindle?
What is the role of a DNC buffer in the DNC system setup?
Zero rake angle in milling cutters is ideal for machining which type of materials?
Why is heat treatment necessary for metals?
What is the purpose of geometric tolerancing?
What is the primary clearance angle provided during cutter grinding?
The standard pressure angle used in involute gears is:
For high-production reaming of cast iron and abrasive materials, the best material choice is:
Which grit size would be most suitable for fine surface finishing?
Which part of the cylindrical grinder allows for taper grinding?
MPG mode is primarily used for which CNC operation?
Which component of a bore dial gauge contacts the inside surface of a bore?
What type of slotting machine is typically used for high-precision angular or tapered slots?
What does the symbol $L$ represent in the drilling time formula:
$$T = \frac{L}{n \times S_r}$$
Which part of the gear comes into direct contact with the mating gear?
What is the function of the base or bed in a slotting machine?
Which tool is used to force grease into a bearing through a nipple fitting?
The Universal Indexing Head differs from the Simple Indexing Head by having:
Which part of the milling machine slides up and down along a guideway and houses the feed mechanism?
If the reaming allowance is too small (less than 0.1 mm), the reamer will likely:
Which tool is specifically designed for cutting narrow grooves or slots in restricted areas?