Using Francis’ formula, the discharge of a rectangular weir 45 cm long with a head of 12 cm with no end contraction will be:
A. 34.4 litres/sec
B. 31.6 litres/sec
C. 29.4 litres/sec
D. 24.6 litres/sec
Answer:A
Using Francis’ formula, the discharge of a rectangular weir 45 cm long with a head of 12 cm with no end contraction will be:
A. 34.4 litres/sec B. 31.6 litres/sec C. 29.4 litres/sec D. 24.6 litres/sec