2466: The silver coins issued by the Guptas were called
(a) rupaka
(b) karshapana
(c) dinara
(d) pana
2467: Consider the following statements :
At the present level of technology available in India, solar energy can be conveniently used to
I. supply hot water to residential buildings.
II. supply water for minor irrigation projects.
III. provide street lighting.
IV. electrify a cluster of villages and small towns.
Of these statements
(a) I, II, III and IV are correct.
(b) II and IV are correct
(c) I and III are correct
(d) I, II and III are correct
2468: Match List I with List II and select the correct answer by using the codes given below the lists :
List I-------List II
I. Malaria------- (A) Bone marrow
II. Filaria------- (B) Brain
III. Encephalitis------- (C) Muscle
IV. Leukaemia------- (D) Lymph node
-------------- (E) Blood cells
Codes:
(a) I-E, II-C, III-B, IV-A
(b) I-E, II-D, III-B, IV-A
(c) I-D, II-C, III-E, IV-A
(d) I-E, II-D, III-A, IV-B
2469: If a toy boat in a tank sinks, the level of water will:
(a) Increase
(b) Decrease
(c) Fluctuate
(d) Remain the same
2470: 50 men or 80 women can finish a job in , 50 days. A contractor deploys 40 men and 48 women for this work, but after every duration of 10 days, 5 men and 8 women are removed till the work is completed. The work is completed in:
(a) 45 days
(b) 50 days
(c) 54 days
(d) 62 days