7000+ GATE Mechanical Question Paper with Solutions Pdf - 1

Question: 1

The blast furnace uses the following as fuel

(A) Blast furnace gas

(B) Coal

(C) Coke

(D) Producer gas

Question: 2

Which of the following has the highest malleability?

(A) Lead

(B) Cast iron

(C) Copper

(D) Aluminium

Question: 3

Titanium alloys are

(A) Alloys with high strength/weight ratio

(B) Are cheap and easy to machine

(C) Prone to corrosion

(D) Magnetic

Question: 4

Machining properties of brass can be improved by the addition of

(A) Aluminium

(B) Carbon

(C) Lead

(D) Zinc

Question: 5

Stress concentration may be caused by

(A) A hole or a notch in the body

(B) Change in dimensions

(C) Change in shape

(D) Change in cross sectional area