2006: Sound waves travel at 300 m/s. Sound produced at a point is heard by a person after 5 seconds while the same sound is heard by another person after 6 seconds. What could be the maximum and minimum distances between the two persons?
(a) 1.8 km, 0.15 km
(b) 2.2 km, 0.20 km
(c) 2.8 km, 0.25 km
(d) 3.3 km 0.3 km
2007: Charakasamhita is a work on:
(a) Polity
(b) Medicine
(c) Architecture
(d) Mathematics
2008: 'Khasi' and 'Garo' tribes mainly live in:
(a) Kerala
(b) Meghalaya
(c) Chota Nagpur
(d) Tamil Nadu
2009: The research work of Paul Lauterbur and Peter Mansfield, the Nobel Prize winners for Medicine in 2003, relates to:
(a) Control of AIDS
(b) Magnetic resonance imaging
(c) Respiratory diseases
(d) Genetic engineering
2010: In the given map, the shaded part represents Akbar's empire at a certain juncture: A stands for an independent country and B marks the site of a city. Which one of the following alternatives gives all correct information ?
(a) Akbar in 1557 : (A) Golkunda (B) Lahore
(b) Akbar in 1557 : (A) Khandesh (B) Multan
(c) Akbar in 1605 : (A) Gondwana (B) Multan
(d) Akbar in 1605 : (A) Gondwana (B) Lahore