12 JANUARY 2021 CURRENT AFFAIRS QUIZ

Blanking

Shearing

Punching

Piercing

12

8

18

20

90% sand and 10% clay

50% sand and 50% clay

70% sand and 30% clay

30% sand and 70% clay

Stretching

Bending and stretching

Bending

Rolling and stretching

Two or more cutting operations are performed at one station of the press in every stroke of the ram

Only one operation is performed at each stroke of the ram

Both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram

Two or more operations are performed simultaneously at the single stroke of the ram

None of these

Locate centres of round rods

Check the surface roughness

Check the trueness of flat surfaces

5000°C to 6000°C

4000°C to 5000°C

3000°C to 4000°C

6000°C to 7000°C

Drawing

Forging

Rolling

Piercing

None of these

Same

Less

More

Loam sand

Green sand

Parting sand

Dry sand