Prepare for the BHEL Artisan (Foundryman) recruitment examination with official previous years' solved questions across Pattern Making, Moulding Sand & Binders, Core Making & Baking, Gating & Risering Systems, Melting Furnaces (Cupola, Induction, Arc), Pouring & Ladle Practice, Casting Defects & Remedies, Metallurgy of Cast Metals (Cast Iron, Steel, Non-Ferrous), and Cleaning & Fettling Operations.
Marking pattern: +1.00 positive, -0.25 negative (Official BHEL Artisan CBT Scheme).
In which of the following furnaces is a belt used for placing and moving the component inside the furnace?
In $\text{CO}_2$ moulding, when $\text{CO}_2$ is passed through sodium silicate bonded sand, what compound is initially formed that starts the gelling reaction?
Bench moulding is classified under:
What is the main purpose of a refractory mould coating?
Which marking tool in a foundry is used to draw lines on a pattern or mould surface?
Which phases are produced during the eutectoid transformation?
The most commonly used moulding sand in foundries is:
Which ingredient of moulding sand provides plasticity when water is added?
Which of the following is a non-ferrous metal?
Which foundry uses metallic moulds?
The process of shaking moulding sand through different mesh sieves stacked together is called:
Rough cleaning of casting includes:
A quality assurance section organises its staff and maintains records and documents pertaining to each stage of the process till the:
Why is the sprue in a gating system made tapered instead of cylindrical?
How many doors are present for loading and removal of the work pieces in a box-type batch furnace?
In normalising, how is the material cooled?
What is the point where liquid transforms directly into two solid phases?
The property of moulding sand that ensures it retains shape after removal of the pattern is due to its:
The term 'dry-sand mould' in casting refers to which of the following?
Which classification of non-ferrous metals does brass represent?
What is the aim of quality control?
The CO₂ moulding process is especially useful for producing:
Why does aluminium resist corrosion naturally?
Which furnace is used for heat treating metals and alloys?
In annealing, how is the cooling of the material done?