Question
With reference to the economic history of medieval
India, the term 'Rahat' refers toSolution
Rahat: Wheel used in irrigation to lift water from deep wells in North India. It was an improved form of 'Araghatta' i.e. wheel used in irrigation in ancient and medieval times. These types of wheels were widely used in the Delhi Sultanate & Mughal Era.
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The present age of ‘T’ is 36 years, which is 50% more than that of ‘U’. The average of present ages of ‘U’ and ‘V’ is 42 years. The pres...
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