1141: A man is waiting for a bus on routes 10, 17 and 25. The bus on route 10 comes every 10 min, bus on route 17 comes every 20 min, and bus on route 25 comes every 40 min. After the man reaches the stop, a bus just leaves the stop. What is the minimum time for which he has to wait to get a bus?
(a) 2 min
(b) 4 min
(c) 6 min
(d) 10 min
1142: One mole of hydrogen gas burns in excess of oxygen to give 290 kJ of heat. What is the amount of heat produced when 4g of hydrogen gas is burnt under the same conditions ?
(a) 145 kJ
(b) 290 kJ
(c) 580 kJ
(d) 1160 kJ
1143: If there is any disagreement between the Senate and the House of Representatives in USA, it is resolved by
(a) The President
(b) The Vice-President
(c) The Speaker
(d) Conference committee consisting of 3 to 9 members from each House
1144: The memory of a computer is commonly expressed in terms of Kilobytes or Megabytes. A byte is made up of
(a) eight binary digits
(b) eight decimal digits
(c) two binary digits
(d) two decimal digits
1145: A man proceeding to the north turns to the right. After some time he takes a turn to the left and again to the left. Then he goes to his right and after some distance again turns towards his right. The direction in which he is now moving is
(a) West
(b) South
(c) North
(d) East