PRODUCTION OBJECTIVE QUESTIONS ASKED IN PREVIOUS YEARS

PRODUCTION OBJECTIVE QUESTIONS   ( ASKED IN PREVIOUS YEARS)

1. WHICH ONE OF THE FOLLOWING IS AN EXAMPLE OF SOLID STATE WELDING?

A. GAS WELDING

B. ARC WELDING

C. THERMIT WELDING

D. FORGE WELDING



2. THE SHAPE AND SIZE OF SAND GRAINS AFFECTS THE FOLLOWING PROPERTY?

A.  ADHESIVENESS

B. POROSITY

C. REFRACTORINESS

D. STRENGTH



3. CEREALS ARE ADDED TO THE MOULDING SAND TO IMPROVE THE FOLLOWING?

A. POROSITY

B. GREEN STRENGTH

C. HOT STRENGTH

D. EDGE HARDNESS



4. PLASTIC TOYS ARE USUALLY PRODUCED BY USING

A. SHELL MOULDING

B. GREEN SAND MOULDING

C. PLASTER MOULDING

D. INJECTION MOULDING



5. SPOT WELDING, PROJECTION WELDING AND SEAM WELDING BELONG TO THE CATEGORY OF

A. ELECTRICAL RESISTANCE WELDING

B. FORGE WELDING

C. THERMIT WELDING

D. ARC WELDING



6. THE TOOL MATERIAL WHICH HAS HIGH HEAT AND RESISTANCE IS

A. CERAMICS

B. CEMENTED CARBIDES

C. CARBON STEELS

D. MEDIUM ALLOY STEEL



7. TO IMPROVE SURFACE FINISH OF THE CASTING FOLLOWING ADDITIVE IS USED IN THE MOULDING SAND?

A. RESINS

B. OILS

C. WOOD FLOUR

D. SEA COAL



8. THE BINDING MATERIAL USED IN CEMENTED CARBIDES TOOLS IS

A. NICKEL

B. COBALT

C. CHROMIUM

D. CARBON



9. THE RECOMMENDED CLEARANCE ANGLE (IN DEGREES) FOR SINGLE POINT CUTTING TOOL  IS

A. 10

B. 5

C. 8

D. 12



10. WAX PATTERNS ARE USED IN WHICH TYPE OF CASTING?

A. SHELL MOULD CASTING

B. INVESTMENT CASTING

C. HOT CHAMBER DIE CASTING

D. COLD CHAMBER DIE CASTING