VSSC Fitter Paper 2019

Vikram Sarabhai Space Center Technician B 2019 paper Trade Fitter

Dressing of a grinding wheel refers to
(a) Restoring the cutting action of the wheel
(b) Shaping of the wheel
(c) Making the wheel concentric with the axis
(d) Changing the wheel

The process of producing a flat seat for a bolt head at the opening of a drilled hole is
(a) Counter boring
(b) Counter sinking
(c) Reaming
(d) Spot facing

Difference between the maximum and the minimum limit of size is known as
(a) Deviation
(b) Tolerance
(c) Fit
(d) Interference

For a hole designated as 28+/-0.5 mm, the tolerance is
(a) 0.5 mm
(b) 1 mm
(c) 28 mm
(d) 28.5 mm

In a hole basis system, the lower deviation for the hole ‘H’ is
(a) 0 mm
(b) 0.1 mm
(c) 1 mm
(d) 0.01 mm

The operation of producing patterns on cylinderical external surface by pressing a tool is known as
(a) Boring
(b) Turning
(c) Knurling
(d) Taper turning

The shape of a rasp cut file is
(a) Triangular
(b) Flat
(c) Half round
(d) Round

The punch is used for making witness marks
(a) 60 degree prick punch
(b) 30 degree prick punch
(c) Centre punch
(d) 90 degree centre punch

A standard hacksaw blade of 300 mm length has 375 teeth. What is the classification and type of set of the blade?
(a) Medium, Wave set
(b) Medium, Staggered set
(c) Fine, Staggered set
(d) Fine, Wave set