Which one of the following is the largest source of natural energy to humans?
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The world's first solar heated military tent was designed and developed by
Sonam Wanchuk, an Indian engineer has developed the first of its kind in the world, a unique solar heated tent for the Indian Army.
For a price taking firm, average revenue is ______ market price.
A bank statement provided by the bank includes
Which of the following solutions is the most acidic among them all?
What of the following refers to hypotheses which are confirmed by varied tests?
What of the given below devices converts chemical energy to electrical energy?
The term polyarchy was used by Robert Dahl to describe a form of government in which?