Mechanical Metallurgy Quiz Questions and Answers - 1

Question: 1

Which of the following is an exclusively cold working process?

(A) Deep drawing

(B) Spinning

(C) Extrusion

(D) Rolling

Question: 2

_____ operation aims at removing the flash or burr from the forged parts in drop forging.

(A) Swaging

(B) Trimming

(C) Coining

(D) Burning

Question: 3

With decrease in the grain size of cold worked metal, the recrystallisation temperature

(A) Increases

(B) Decreases

(C) May increase or decrease, depends on the type of metal

(D) Remains same

Question: 4

As the annealing time increases, the grain size

(A) Increases

(B) Decreases

(C) Remains same

(D) May increase or decrease, depends on the annealing temperature

Question: 5

Forging of plane carbon steel is carried out at _____ °C.

(A) 900

(B) 1100

(C) 1200

(D) 1300