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).
A drill holding device used in drilling is:
In industrial colour coding, which colour is used to mark safety equipment like first-aid boxes?
The bond in a grinding wheel is used to:
Which gas-welding technique is illustrated in the given figure?
What is the sine bar primarily used for?
A chemical dye used as a marking medium in which blue based colour is mixed with methylated spirit is
The main purpose of a bench grinder is to:
How is a snap gauge typically shaped?
In a digital micrometer, a flashing display shows:
A joint formed by joining the edges of two plates in the same plane is called a/an:
What is meant by overhaul of machinery?
Which of the following is NOT an operation of a circular saw?
What is the primary purpose of counterboring?
Which kind of work is the primary use for power hammers?
The accuracy of a vernier bevel protractor is ________.
The accuracy of a digital micrometer is
The hole drilled before reaming is usually made:
What is the primary objective of metal hardening?
Which of the following is NOT a part of a sensitive bench drilling machine?
What type of hole is likely to be produced if a drill with unequal cutting lips and asymmetrical point angle runs out of line?
In a pneumatic hammer, the hammering action is obtained by:
Spot facing operation is generally performed using a:
What is the main objective of tempering steel?
A pillar type drilling machine is used for
What is the first step in a visual survey of a machine section?