CSL AE Structural Engineering Paper 2020

Cochin Shipyard Assistant Engineer Structural Paper 2020
Exam Date – 14th Feb 2020

What is the purpose of a safety harness ?
(a) PPE for wrking at heights
(b) PPE for protection against chemicals
(c) PPE for protection against hot oil
(d) PPE to avoid drowning

a

Which measurement tool has the maximum precision ?
(a) Vernier Caliper
(b) Measurement tape
(c) Screw gauge
(d) Measurement scale

c

The most commonly used edge preparation method for steels, due to its speed, low cost and adaptability ?
(a) Grinding
(b) Oxy-acetylene cutting
(c) Air carbon arc cutting
(d) Machining

b

Major drawback of employing steel in ship building?
(a) Strength
(b) Cost
(c) Weight
(d) Weldability

c

Content, which is minimal within ship building mild steel ?
(a) Sulphur
(b) Manganese
(c) Phosphorus
(d) Both Sulphur and manganese

d

Tensile strength of low carbon steels/ mild steels ?
(a) 500 – 590 MPA
(b) 600 – 690 MPA
(c) 400 – 490 MPA
(d) 200 – 290 MPA

c

Which among the following is NOT a purpose for straightening of plates, prior to blasting and painting ?
(a) Removal of residual stresses
(b) Prevention of misalignment at the time of welding
(c) Handling convenience
(d) Prevention of high levels of stress on the plates due to added laods at sea

c

The swedish roughness standard commonly followed in shipbuilding ?
(a) SA 2.5
(b) SA 1
(c) SA 2
(d) SA 3

a

The process fo the annealing makes the metal _____ and ______
(a) Soft , ductile
(b) Hard, ductile
(c) Soft, brittle
(d) Hard, brittle

a

Which is the most preferred way of stowing of plates in a stockyard?
(a) Vertical
(b) Horizontal
(c) Slant
(d) Grounded

a