SELF CHECK QUIZ - HAMMER FORGING

Q1. Which is the correct statement about hot working process:

(a)   Rapid and economical process
(b)   Fine surface finish of the product
(c)   Less tooling and handling costs
(d)   Long life of the working tools



Q2. forging of steel specimen is normally done at a temperature of:

(a)  400o C   (b)  800o C   (c)  1100o C   (d)  1500o C



Q3. In drop forging, forging is done by dropping:

(a)   The work piece at very velocity
(b)   The hammer at high velocity
(c)   The die with hammer at high velocity
(d)   A weight on hammer to produce the requisite impact



Q4. Spot the odd one out:

(a)  Swaging   (b)  Cold rolling   (c)  Forging   (d)  Hot extrusion



Q5. Identify the process in which the metal is shaped by means by intermittent blows on it:

(a)  Hammering (b)  Peening (c)  Swaging (d)  Parkerizing



Q6. Which one is the wrong about forging:

(a)   are uniform in density as well as in dimensions
(b)   have high ductility and strength
(c)   offer great resistance to fatigue and impact load
(d)   are less reliable



Q7. Which is not the application of the forging:

(a)  rail sections (b)  chisels (c)   steel balls of the ball bearing (d)   brake pedal of an automobile



Q8. Fatigue resistance of metals can be improved by setting up compressive stresses in its surface. The task is accomplishing by:

(a)  Swaging (b)  Shot peening (c)  Normalising (d)  Galvanising



Q9. In the given simulation video of hammer forging, the material of the billet is:

(a)  Steel   (b)  Copper   (c)  Brass   (d)  None of these



Q10. Which one is the wrong about forging:

(a)   are uniform in density as well as in dimensions
(b)   have high ductility and strength
(c)   offer great resistance to fatigue and impact load
(d)  are less reliable