Match List- I (Components used in jigs and fixtures)with List – II (Their functions) and select the correct answer using the codes given below the lists
List – I
(A) Jack pin
(B) V – locator
(C) Bushes
(D) Ejectors
List – II
1. To guide the drill during machining
2. Fro easy removal of the work piece from the jig or fixture after the machining operation is over
3. To locate the circular or semicircular objects in a jig or fixture
4. To locate work pieces whose dimensions are subject to variations
Codes:
A B C D
(a) 3 4 1 2
(b) 3 4 2 1
(c) 4 3 1 2
(d) 4 3 2 1