The diameter of a centrifugal pump which is discharging 0.03 m3/s of water against a total head of 20 m is 0.4 m. the pump is running at 1500 r. p.m. a geometrically similar pump with rotor diameter of 25 cm is running at 3000 r. p.m (a) find the total head of the second pump in m a. 31.25 (3 marks) b. 46.23 c. 51.28 d. 37.43 (b) find the discharge from the second pump in m3/s (3 marks) a. 0.01465 b. 0.02310 c. 0.04565 d. 0.03453 (c). find the ratio of powers w1/w2 a. 1.31 b. 2.26 c. 1.19 d. 5.36

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience.b. report the adverse drug experience to the irb only if there are several other occurrences.c. report the adverse drug experience as part of the continuing review report.d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.

What does si stand for,when referring to a system of measurement

Apiece of metal 75g at 110°c is dropped in a container with 500g at 20°c. the h2o if temperature is 24°c find specific heat capacity of metal