Differentiate between method study and work measurement.
[3 marks]Explain predictive maintenance in detail.
[4 marks]State and explain Cochran boiler.
[7 marks]Differentiate between breakdown maintenance and preventive maintenance.
[3 marks]What is flow process chart? Discuss the utility for method study engineer.
[4 marks]By graphical method solve the following LPP Maximize Z = 2x +3x12 Subject to, x + x ≤ 3012 x ≥ 31 x ≤2 x - x ≥ 0 ≤ x ≤ 20.1
[12 marks]Find the basic feasible solution of the following transportation problem by north-west corner rule. Availability A 4 3 1 2 660 B 5 2 3 4 540 C 3 5 6 3 220 D 2 4 4 5 Requirement 60 60 30 40
[10 marks]What are three time estimates used in context of PERT?
[3 marks]Explain humidification by steam injection with neat sketch.
[4 marks]Using simplex method solve the LPP Maximize Z = 15X + 6X + 9X + 2X Subject to, 2X + X + 5X + 6X ≤ 3X + X + 3X + 25X ≤ 24 7X +X ≤ 7014 X ≥0, X ≥0, X ≥0, X ≥0
[20 marks]Explain humidification and dehumidification.
[3 marks]What is critical path? State necessary and sufficient condition of critical path.
[4 marks]Solve the following assignment problem T P Q R S20 How should the job can be assigned so that total cost is minimized
[7 marks]Explain the work sampling with example.
[3 marks]Explain the Least cost method briefly with example.
[4 marks]Differentiate fire tube and water tube boilers.
[7 marks]What do you understand by scale and sludge formation in boilers?
[3 marks]List down the various techniques of work measurement.
[4 marks]Asmall maintenance project consist of the following jobs, whose precedence relationships are given below 6-7 Job 1-2 1-3 2-3 2-5 3-4 3-6 4-5 4-6 5-6 Duration (days) Find the critical path and total project duration.
[14 marks]Define the boiler. List essential parts of boiler.
[3 marks]State the rules of constructing project network in CPM and PERT method.
[4 marks]Describe the algorithm for the solution of assignment problem.
[7 marks]What are the internal and external feed water treatments of water?
[3 marks]What is man and machine chart? How it is to make a method analysis?
[4 marks]Aproject is represented by the network .The activity times are given below. Determine expected time, variance and critical path Activity 1-2 1-3 1-4 2-5 2-6 3-5 4-7 5-7 6-7 Optimistic 5 18 26 15 16 6 7 3 Time Most 8 20 33 20 18 9 10 4 Likely Time Pessimistic 10 22 40 25 20 12 12 5 9 Time
[8 marks]