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WorksheetsMSD 5.0
Total questions: 30
Worksheet time: 15mins
Mechatronics make possible the generation of systems that are
simpler
expensive
versatile
reliable
List ONE (1) Disciplinary Foundations of Mechatronics
(a)
Hybrid Mechatronics refers to merger of electrical, mechanical and (a) system to produce a more efficient system.
Development of very-large scale integration (VLSI) led to the introduction of
(a)
Modules of mechatronics system consists of
sensing
calibration
action
control
Sensor is a device that converts an environmental condition into an electrical signal
True
False
Actuator is a device that converts a control signal (usually electrical) into (a)
Closed loop system looks at its input to determine what to do
True
False
Closed loop system looks at its input to determine what to do
True
False
Select THREE (3) criteria of open loop control system
Using feedback
Less accurate
Complex in construction
Optimization in control is not possible
Easy maintenance and cost is less
The controller is the (a) of the mechatronics system.
When was the first hard disk drive created?
1956
1856
1960
Some parts of the hard disk drive are:
solar panels, flip nails, stepper motor
wheels, sensors, fan
motors, electronic circuit, mechanical arm, reading head, plates
It is a two-level canopy (stroller type) in which the air is heated by an alembic incorporating bioethanol:
line follower car
automation of coffee drying
hard disk drive
These simple robots follow a line marked on the floor:
robotic arm
automated printing press
unmanned aerial vehicles
line-follower robots
Choose 3 applications fields of the line follower robot
education
research
entertainment
computing
coffee drying
Which was an important design in the evolution of the 3D printer?
a functional miniature kidney
the first leg prosthesis
the first robotic arm
Where is the PLC applicable?
Car industries
Maneuvering of facilities
Education
Banking
What was the name of the first commercially produced PLC?
Stanford
MODICON 084
MAP
The causes of machine breakdown could be due to the following except for
Lack of maintenance
Assembly errors
Manufacturing flaws
Monitoring the machine too frequent
The maintenance approach in which an operating machine is taken up for maintenance based on the condition of its health to prevent a breakdown is known as
Time based maintenance
Condition based maintenance
Reliability based maintenance
Reactive maintenance
Root-cause failure analysis is a technique employed in
Reactive maintenance
Preventive maintenance
Proactive maintenance
Predictive maintenance
Breakdown maintenance / run to failure is also known as
Reactive maintenance
Predictive maintenance
Proactive maintenance
Preventive maintenance
Why One Needs to Monitor the Health of Machines?
i. prolong machine life thus increase machine’s availability
ii. avoid catastrophic failure
iii. improve safety
iv. minimize maintenance cost
i, ii, iv
i, ii, iii
ii, iii, iv
All of the above
CBM means improving _________
Productivity
Product quality
Availability of a machine
All of the above
_______ are the measurements of health condition / state of the physical asset
Event data
Condition Monitoring data
Both a and b
None of the above
____________ is performed to determine a system’s behavior under both normal and anticipated peak load conditions.
Load testing
Visual inspection
Vibration analysis
Thermal analysis
______________ machinery vibration is measured (or recorded and later analyzed) at selected time intervals in the field.
Onine condition monitoring system
Offline condition monitoring system
Permanent monitoring system
None
MIRRORS are used in ______________ technique
Vibration analysis
Tempearture measurement
Visual inspection
Lubrication oil analysis
What is the name of the equipment
Boroscope
Microscope
Endoscope
Wear Debris
