Official previous years' question bank with step-by-step solutions for Precision Measuring Instruments, Limits, Fits & Tolerances, Gauges, Fasteners, Lathe Operations, Heat Treatment, and Machine Maintenance.
Marking pattern: +1.00 positive, -0.25 negative (Official BHEL Artisan Pattern).
The simplest method used to calculate the tap drill size is
What information is typically marked on each feeler gauge leaf?
The purpose of the ring test before mounting a grinding wheel is to check:
A machine requires 4 bolts, each having a length of 12 cm. What is the total length of the required bolts?
What is the operating speed of a sensitive or bench drilling machine?
Which activity is a function of preventive maintenance?
The leftward welding method used in gas welding is also known as __________ welding.
Which of the following saws has continuous cutting ability?
Which of the following is a common cause of assembly failure?
What material is typically used to manufacture hole gauges?
During a lubrication survey, what is the best method to ensure correct lubricant application?
The Vernier scale in a Vernier micrometer provides
The part of a circular saw that is used to guide and hold a workpiece while cross cutting is
What is the cause of the breaking of a drill bit?
Which of the following natural abrasives is used in the grinding process?
What kind of heat treatment process is often followed by tempering?
Limit gauges are primarily used for which of the following?
In blue matching, the colouring material generally used is:
What is the main application of the oil hole drill?
Thread gauges are classified by form into:
A section inspection finds that a shaft passes visual and NDT checks but still shows premature bearing failure. What advanced inspection step should be applied?
Which of the following is NOT a part of a universal surface gauge?
For grinding hard materials, the wheel should be of:
The main purpose of a screw thread micrometer is
Normalizing is mainly applied to: