Question

Match List - I (Type of moulding) with List - II (mechanism involved) and select the correct answer using the codes given below the Lists:                                       

                List I

(A) Compression moulding

(B) Injected moulding

(C) Jet moulding

(S) Extrusion moulding

           List II

1.   Mould cavity must be heated to cure the plastic forced into it

2.   Similar to Hydraulic extrusion

3.   Analogous to hot pressing of powdered metals

4.   Analogous to die casting of metals

Codes;

            A       B         C         D

(a)      2        4          1          3

(b)      3        1          4          2

(c)      2        1          4          3

(d)       3        4          1          2