lA 0.50kg object moves in a horizontal circular track with a radius of 4m An external force of 24N always tangent to the track causes the object to speed up as it goes around. What is the power developed by the external force if it makes one rev per minute

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