Q2: From your study of Venturi meter complete the table showing all corresponding calculations then answer the questions below: Tapping Head (h) (mm) 1st Distance Area a2 2nd Along (mm) Ideal Dimensionless Actual Dimensionless an, venturi pressure pressure A 310 330 -54 530.9 (upstream)(h1) B 302 318 -34 422.7 C 230 210 -22 265.9 D(Throat)(h2 110 37 -8 201.1 E 140 82 7 221.4 2/3 F 199 166 22 267.9 G 232 215 37 319.2 H 255 245 52 374.6 J 269 266 67 434.8 K 279 280 82 499.2 L 280 288 102 530.9 Volume m 0.005 0.005 Time sec 11.8 10.8 (h1 - h2) (m1/2) u22 2g V2(m/s) Actual flow (m/s) Calculated flow (m/s) Coefficient of Discharge K= Average value of C= V2=------- (m/s) a) What is the difference between Rotameter, orifice meter and Venturi meter? b) What is the difference between the continuity equation and Bernoulli's equation? And how are they related to the different flow measurement apparatus? c) What do we mean by center of pressure?