It is easier to roll a stone up a sloping road than to lift it vertical upwards because
Options: work done in rolling is more than in lifting, work done in lifting the stone is equal to rolling it, work done in both is same but the rate of doing work is less in rolling, work done in rolling a stone is less than in lifting it
Options: acts of gallantry in the presence of enemy, gallantry by children, outstanding contribution to literature, the most conspicuous bravery or self sacrifice on land, air or sea but not in the presence of the enemy
Radiocarbon is produced in the atmosphere as a result of
Options: collision between fast neutrons and nitrogen nuclei present in the atmosphere, action of ultraviolet light from the sun on atmospheric oxygen, action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere, lightning discharge in atmosphere
Which of the following agencies related to the United Nations is concerned with promoting the growth of international trade and equilibrium in balance of payments?
Options: United Nations Industrial Development Organisation, International Development Association, International Bank for Reconstruction and Development Organisation, United Nation Development Programme