What is the value of included angle of a triangular notch for maximum

1.	What is the value of included angle of a triangular notch for maximum discharge ?
A.	30¬∞
B.	60¬∞
C.	90¬∞
D.	120¬∞
Answer» D. 120¬∞

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What is the value of included angle of a triangular notch for maximum discharge ?

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