b) A simple electrical motor has three components: windings, armature, and housing. These three components have reliabilities of 0.993, 0.95, and 0.999. There is no possibility of redundant parts. The motor must have an overall reliability of at least 0.980, according to the product line manager who will use the motor as an input. What would you do to redesign the motor to meet this specification? Discuss, including a recalculation to meet the standard. (The last decimal was rounded up to ensure at /east3 decimals for the system.) (5 marks) c) Tiger Island Fabricators, which builds offshore oil platforms, has been experiencing problems with its profiling machine, a computerdriven device that cuts the ends of pipe so that they can be welded to another pipe, as shown in the data below. Number of breakdowns 0 1 2 3 4 5 Breakdown frequency 2 3 3 2 5 5 Each time a machine breaks down, the company loses about $3,000. If the company implements preventive maintenance, it will be able to reduce the number of breakdowns by 50%. What is the maximum that preventive maintenance can cost so that it becomes the preferred option? (5 marks) TOTAL 15 MARKS Export. PDF Adobe Export PDF ert F'DF Files to VVDId Clnline .i mam-3:. ptlf Convert to i i' t1 Word Document Lang ge: Frill PDF Convert, edit and ersign PDF forms a: agreements Free 7-Day Trial 2:32 PM U ENU 13/5/2021