Plants maintenance imp mcq

1. Chapter5…
Plant Maintenance
Syllabus
5.1 Plant Maintenance: Functions and Responsibilities.
5.2 Types of Maintenance: Corrective or Breakdown Maintenance, Scheduled Maintenance,
Preventive Maintenance, Predictive Maintenance.
5.3 Online Maintenance (e.g. Rotameter/Steam Trap), Shut Down Maintenance, Procedure for
Shutdown and Startup of Plant.
Sr. No. Questions
01 Which actions does corrective maintenance include? Choose the right answer:
a) Repair, overhaul or replacement,
b) Continuous or monitoring and diagnosis,
c) Testing.
d) Checking
02 Maintenance consist of the following action(s)
(A) Replace of component
(B) Repair of component
(C) Service of component
(D) All of the above
03 The following is not a classification of maintenance
(A) Corrective maintenance
(B) Timely maintenance
(C) Scheduled maintenance
(D) Preventive maintenance
04 Belt of an electric motor is broken, it needs
(A) Corrective maintenance
(B) Scheduled maintenance
(C) Preventive maintenance
(D) Timely maintenance
05 The following is (are) scheduled maintenance
(A) Overhauling of machine
(B) Cleaning of tank
(C) Whitewashing of building
(D) All of the above

2. 06 Scheduled maintenance is _______ between breakdown maintenance and the
preventive maintenance.
(A) Joint
(B) Compromise
(C) Bridge
(D) In
07 The ____ goes on increasing with the increase in degree of maintenance efforts.
(A) Cost of down time
(B) Cost of spares and maintenance
(C) Labour and Overhead Cost
(D) All of the above
08 With the increase in preventive maintenance cost, breakdown maintenance cost
(A) Increases
(B) Decreases
(C) Remain same
(D) Any of the above
09 A systematic approach for maintenance is
(A) Problem – Cause – Diagnosis – Rectification
(B) Problem– Diagnosis – Cause – Rectification
(C) Problem – Measure – Diagnosis – Rectification
(D) Problem– Diagnosis – Measure – Rectification
10 Which of the following activities is/are performed in Maintenance Plant?
A - Defining Task list as per maintenance plan
B - Management and scheduling of maintenance plans
C - Maintenance Orders creation and execution
D - All of the above
11 Which of the following is used to define the sequence of activities that are
performed as part of Preventive Maintenance in an organization?
A. Task Lists
B. Notification
C. Work Order
D. Maintenance Order
12 Maintenance consist of the following action(s)
(A) Replace of component
(B) Repair of component
(C) Service of component
(D) All of the above
13 To keep the machine plants & process equipment in there efficient condition, the
maintenance activities are planned & carried out is known as _____.
(a) Maintenance
(b) Wear
(c) Corrosion
(d) None of the above
14 To gives us knowledge for keeping the machine plants & process equipment in
there efficient condition, the maintenance activities are planned & carried out is
known as _____ .

3. (a) Industrial engineering
(b) Automobile engineering
(c) Production engineering
(d) Maintenance engineering
15 Which of the following is primary functions of maintenance department?
(a) Maintenance of existing plant and equipments.
(b) Inspection and lubrication of equipments.
(c) Proper distribution of utility service
(d) All of above
16 Which of the following is not the responsibility of maintenance department ?
(a) Breakdown maintenance
(b) Protection against fire hazards
(c) To keep machine in good condition
(d) None of the above
17 Which of the following is types of Maintenance ?
(a) Predictive maintenance
(b) Predictive maintenance
(c) Preventive maintenance
(d) All of above
18 The Cost Which is done to keep the Plant, Machines & Equipments in proper
Working Conditions is known as _____.
(a) Depreciation
(b) Maintenance cost
(c) Labour cost
(d) Material cost
19 From following which factors is affecting the maintenance cost.
(a) Standardization of parts and machines
(b) Excess maintenance staff
(c) Both (A) and (B)
(d) None of the above
20 Which method is used for selection of replacement ?
(a) MAPI method
(b) Annual cost method
(c) Total life average method
(d) All of above
21 Which process is used to achieve system specification by thoroughly analyzing,
understanding the existing system?
A. Program Restructuring
B. Reverse Engineering
C. Forward Engineering
D. None of the above
22 Which one of the following is not true with respect to line maintenance?
a) Quick turnaround time
b) Aircraft is refueled
c) Critical instruments are checked for defects
d) Performed at MRO sites

4. 23 What is the full form of SRM?
a) Structure Repair Manual
b) Structure Repairing Manual
c) Structural Repair Manual
d) Structural Repairing Manual
24 Out of the following, which is not an important factor affecting the work of the line
maintenance engineer?
a) Time
b) Weather
c) Ground staff
d) Fuel
25 Line Maintenance is also known as _________
a) Heavy Maintenance
b) Electrical Maintenance
c) General Maintenance
d) Routine Maintenance
26 By a Rotameter we can measure
A.Specific gravity
B.Viscosity
C.Flow
D.Rotation
27 In case of a Rotameter, the density of the float material is _____________ that of
the liquid it replaces?
A. More than
B. Less than
C. Equal to
D. Either A. or B.
28 The operation of a rotameter is based on
A. variable flow area.
B. rotation of a turbine.
C. pressure drop across a nozzle.
D. pressure at a stagnation point.
29 Steam trap is used to
A. Condense the steam flowing in the pipeline
B. Remove water resulting from partial condensation of steam
C. Stop the supply of steam
D. None of these
30 Steam traps are used to
[A]. Regulate the flow
[B]. Balance the pressure
[C]. Remove condensate
[D]. Add moisture
31 Equipment failure is
(A) Availability loss
(B) Performance loss

5. (C) Quality loss
(D) OEE
32 In Total Productive Maintenance, Unplanned downtime Losses include;
(A) Equipment Breakdown
(B) Shift Changes
(C) Unplanned maintenance
(D) Options (A) & (C)
33 The cheapest plant in operation and maintenance is.......
A.Staem power plant
B.Nuclear power palnt
C.Hydro-electric power plant
D.None of the above
34 Which of the following component, in a steam power plant, needs maximum
maintenance attention?
A. Steam turbine
B. Condenser
C. Water treatment plant
D. Boiler
35 Maintenance consist of the following action(s)
(A) Replace of component
(B) Repair of component
(C) Service of component
(D) All of the above
36 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) Break Down time
(C) Both (A) and (B)
(D) Idle time