What are the factors affecting the intensity of rivalry in the industry in which your company is competing? would you characterize the rivalry and jockeying for better market position, increased sales, and market share among the companies in your industry as fierce, very strong, strong, moderate, or relatively weak? why?

Asolid cylinder is concentric with a straight pipe. the cylinder is 0.5 m long and has an outside diameter of 8 cm. the pipe has an inside diameter of 8.5 cm. the annulus between the cylinder ad the pipe contains stationary oil. the oil has a specific gravity of 0.92 and a kinematic viscosity of 5.57 x 10-4 m2/s. most nearly, what is the force needed to move the cylinder along the pipe at a constant velocity of 1 m/s?