Abook of mass 5 kg rests on a plank. you tilt one end of the plank and slowly increase the angle of the tilt. the coefficient of static friction between the book and the plank is 0.50. what is the maximum angle of tilt for which the book will remain stationary and not slide down the plank?

Performance bicycle company makes steel and titanium handle bars for bicycles. it requires approximately 1 hour of labor to make one handle bar of either type. during the most recent accounting period, barr company made 7,700 steel bars and 2,300 titanium bars. setup costs amounted to $35,000. one batch of each type of bar was run each month. if a single company-wide overhead rate based on direct labor hours is used to allocate overhead costs to the two products, the amount of setup cost assigned to the steel bars will be:

Differentiate between the trait, behavioral, and results-based performance appraisal systems, providing an example where each would be most applicable.

Problem page a medical equipment industry manufactures x-ray machines. the unit cost c (the cost in dollars to make each x-ray machine) depends on the number of machines made. if x machines are made, then the unit cost is given by the function =cx+−0.3x2126x31,935 . how many machines must be made to minimize the unit cost?