Question 615 points: 1 pts each]: Answer the questions given below. 1. The time elapsed from the point the machine fails to perform its function to the point it is repaired and brought into operating condition is known as a) Down time b) Breakdown time c) Idle time d) Both (a) and (b) 2. What is the mean time to repair for a system with availability of 85% and MTBF is 400 hours? a) 11.33 hours b) 50 hours c) 70.5 hours d) 870.5 hours 3. Maintenance consist of the following action(s) a) Inspecting of component b) Overhauling of component c) Testing of component d) All of the above 4. Which of the following is (are) reliability analysis technique(s)? a) PDCA b) 5S c) HEART d) None of the above 5. Belt of an electric motor is broken, it needs a) Predictive maintenance b) Preventive maintenance c) Breakdown-based maintenance d) None of the above Question 7[Bonus: 10 points]: List four Priorities assigned to equipment according to the degree a failure it could reflect on. And the state five of the high priority maintenance activates. I