Water in a canal, 6m wide and 1.5 m deep, is flowing with a speed of 10 km/h.How much area will it irrigate in 30 min, if 8 cm of standing water is needed ?
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widht 6m Dept or height 1.5 m
lenght of water in 1\2 hr 5 km =500m
volume of water in 30 min l*h*b 500*6*1.5=45000
volume of standing water 8 cm 8\100m
area irrigated in 30 min =4500\8\100 = 562500
lenght of water in 1\2 hr 5 km =500m
volume of water in 30 min l*h*b 500*6*1.5=45000
volume of standing water 8 cm 8\100m
area irrigated in 30 min =4500\8\100 = 562500
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