Workshop Technology Mcqs with Answers

Published: 25 Nov 2025

1. In a centrifugal casting method
a) Core is made of sand
b) Core is made of ferrous metal
c) Core is made of non-ferrous metal
d) No core is used

2. The chisel used for cutting keyways is
a) Flat chisel
b) Round nose chisel
c) Cape chisel
d) Diamond pointed chisel

3. A file removes the metal during
a) Both forward and return strokes
b) Forward stroke
c) Return stroke
d) None of these

4. A scribing block is used to
a) Hold the round bars during marking
b) Check the trueness of flat surfaces
c) Locate the centres of round bars
d) Check the surface roughness

5. A two-high rolling mill consists of two rolls which rotate
a) At the same speed and in the same direction
b) At the same speed but in opposite direction
c) At different speeds and in the opposite direction
d) At different speeds and in the same direction

6. A moving mandrel is used in
a) Wire drawing
b) Tube drawing
c) Metal cutting
d) Forging

7. Sand wash is a casting defect which
a) Results in a mismatching of the top and bottom parts of a casting
b) Results in general enlargement of a casting
c) Occurs near the ingates as rough lumps on the surface of a casting
d) Occurs as sand patches on the upper surface of a casting

8. The shrinkage allowance for cast iron pattern is
a) 10 mm/m
b) 15 mm/m
c) 20 mm/m
d) 26 mm/m

9. In welding copper alloys with TIG arc welding
a) Direct current with straight polarity is used
b) Direct current with reversed polarity is used
c) Alternating current is used
d) Any one of these

10. The cold chisels are made by
a) Drawing
b) Rolling
c) Forging
d) Piercing