VSSC Technician Black Smith Paper 2019

Vikram Sarabhai Space Center Technician Black Smith Paper 2019

The term ‘Brinnel’ is related to
(a) Toughness
(b) Strength
(c) Hardness
(d) Tenacity

Which one of the following forge tools is used for finishing flat surface?
(a) Swages
(b) Cold set
(c) Flatter
(d) Fuller

Which among the following tongs is used while forging hexagonal bar stock?
(a) Gad tong
(b) Straight-lip fluted tong
(c) Ring tong
(d) Flat tong

Three classes of fit are
(a) Clearance fit, transition fit, interference fit
(b) Medium fit, push fit, tight fit
(c) Sliding fit, loose fit, shrinkage fit
(d) Flat fit, round fit, square fit

Which among the following is not a mode of heat transfer?
(a) Conduction
(b) Convection
(c) Radiation
(d) Reflection

Value of m microns is______ mm
(a) 0.005
(b) 0.05
(c) 0.5
(d) 5.0

Solder is an alloy of ______
(a) Tin and Zinc
(b) Lead and Tin
(c) Lead and Zinc
(d) Zinc and Nickel

Files are made of _______
(a) Low carbon steel
(b) Cast Iron
(c) High Carbon steel
(d) High speed steel

A steel is being heated for hand forging. the temperature of the steel is assessed by _______
(a) Heat color of steel
(b) Temperature measurement on steel
(c) Heat color of fire
(d) Time the steel spent in fire

Druing forging operation, ______ is used for finishing corners in a shouldered work
(a) Set Hammer
(b) Mallet
(c) Sledge Hammer
(d) Drop Hammer