1851: In the context of proposals to the use of hydrogen-enriched CNG (H-CNG) as fuel for buses in public transport, consider the following statements:
1. The main advantage of the use of H-CNG is the elimination of carbon monoxide emissions.
2. H-CNG as fuel reduces carbon dioxide and hydrocarbon emissions.
3. Hydrogen up to one-fifth by volume can be blended with CNG as fuel for buses.
4. H-CNG makes the fuel less expensive than CNG.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3 only
(c) 4 only
(d) 1, 2, 3 and 4
1852: The table given below depicts the composition of India's exports between 1992-93 and 1994-95
The changing composition of the export trade is indicative of structural transformation of Indian economy in favour of modernisation. The best indicator of the trend is the
(a) relative shape of petroleum products in exports
(b) decline in the share of agricultural products in exports
(c) constant share of ores and minerals in exports
(d) increase in the share of manufactured products in exports
1853: In the given figure, angle OQP = 30° and angle ORP = 20°, angle QOR is equal to
(a) 100°
(b) 120°
(c) 130°
(d) 140°
1854: Examine the following statements :
I. George attends Music classes on Monday.
II. He attends Mathematics classes on Wednesday.
III. His Literature classes are not on Friday.
IV. He attends History classes on the day following the day of his Mathematics classes.
V. On Tuesday, he attends his Sports classes.
If he attends just one subject in a day and his Sunday is free, then he is also free on
(a) Monday
(b) Thursday
(c) Saturday
(d) Friday
1855: The Raga which is sung early in the morning is
(a) Todi
(b) Darbari
(c) Bhopali
(d) Bhimpalasi