The discharge from a small spring is to be measured with a triangular V-notch weir. If the head observed on the weir is 5 cm, what is the flow rate if a. The notch angle is 90 degrees? b. The notch...

The discharge from a small spring is to be measured with a triangular V-notch weir. If the head observed on the weir is 5 cm, what is the flow rate if

a. The notch angle is 90 degrees?

b. The notch angle is 60 degrees? Use a discharge coefficient of 0.58 in both cases