A civil engineer is to design a road curve at a 189 m radius to carry racing cars traveling at 22 m/s. µ = 0.2 θ At what angle θ should it be banked for maximum control of the racing car? The coefficient of friction of the surface is 0.2 and the acceleration due to gravity is 9.8 m/s 2 . Answer in units of ◦ .

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages