Railways NTPC (Technical Ability) Engineering Mechanics and Strength of Materials Question Bank Engineering Mechanics

Out of the following listed below, which two items would you consider under category under ABC analysis: Annual Usage of items

Items No. Annual usage X 1000 Unit cost Rs.

A 30 0.10

B 300 0.15

C 2 200.00

D 60 0.10

E 5 0.30

F 300 0.10

G 10 0.05

H 7 0.10

I 20 0.10

J 5 0.20

A) B and F

B) C and E

C) E and J

D) G and H.

Correct Answer: D

Solution :

Item No.	Annual usage \[\mathbf{\times }\,\mathbf{1000}\]	Unit cost Rs.	Annual x unit cost
A	30	0.10	3
B	300	0.15	4
C	2	200.00	400
D	60	0.10	6
E	5	0.30	1.5
F	300	0.10	30
G	10	0.05	0
H	7	0.10	0.7
I	20	0.10	2
J	5	020	1

The minimum product of annual usage and unit cost is that of items G and H.