Water exits a pipe as a free jet and flows to a height h above the exit plane as shown in Fig. The flow is steady, incompressible, and frictionless. (a) Determine the height h. (b) Determine
the velocity and pressure at section (1).

Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2

The short distance from the objective lens to the object causes problems at high magnification. which of the following is the most serious? a. cleaning the object surface b. positioning the object c. reflection from the object surface. d. illumination of the object

List 3 options on how to reduce knocking problens during engine process,