Match List – I (Hardness Test) with List – II (Measure of Hardness) and select the correct answer the codes given below the lists
List – I List – II
A. Rockwell 1. Surface area of indentation
B. Brinell 2. Projected area of indentation
C. Vickers 3. Depth of penetration
D. Scleroscope 4. Height of rebound
Codes:
A B C D
(a) 1 3 2 4
(b) 3 1 2 4
(c) 3 1 4 2
(d) 1 3 4 2