With reference to any two non-conventional sources of power in India, mention the main features of each, its uses and requirements.
Two sources:
i. Sunlight : India receives abundant sunlight except hilly regions. It can be used for cooking, water heating.
ii. Wind Energy : It is harnessed in Tamil Nadu, Gujrat etc. India has wind energy potential of about 45, 000 megawatt.
Name the categories into which the Indian Roads are divided on the basis of their importance.
Give an account of the Vishakapatnam port with reference to its natural advantages, its hinterland its chief imports and exports.
Mention any four factors to bring out the importance of communication in a vast country like India.
Mention any four factors that have contributed to the settings up of the steel plant at Bhilai.
Discuss three factors that have been responsible for the industrial development in and around the Mumbai Metropolitan area.