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WorksheetsA4/B3 Maintenance Assessment Power transmission system
Total questions: 15
Worksheet time: 8mins
What does AMC stand for in the context of equipment maintenance?
Automated Machine Calibration
Annual Maintenance Contract
Active Maintenance Checklist
Annual Machinery Contract
Which type of gear is used to change the direction of rotation in a mechanical system?
Bevel gear
Worm gear
Helical gear
Spur gear
In a power transmission system, what is the function of a gearbox?
To store excess power
To change the speed and torque of the output
To regulate voltage levels
To convert electrical energy to mechanical energy
What is the role of a belt drive in a mechanical power transmission system?
To transfer power between shafts
To change the speed and torque of the output
To convert electrical energy to mechanical energy
To store energy
In a mechanical system, what is the function of a universal joint coupler?
To convert electrical energy into mechanical energy
To provide high torque transmission
To store energy
To allow for angular misalignment between shafts
In a bevel gear system, what is the angle between the intersecting shafts?
60 degrees
120 degrees
45 degrees
90 degrees
What is the difference between a spur gear and a helical gear?
Spur gears have teeth parallel to the axis, while helical gears have teeth at an angle to the axis
Spur gears have curved teeth, while helical gears have straight teeth
Spur gears are used in high-speed applications, while helical gears are used in low-speed applications
There is no difference, the terms are interchangeable
What is the primary purpose of a clutch in a mechanical power transmission system?
To change the speed and torque of the output
To transfer power between shafts
To engage or disengage power transmission between two rotating shafts
To provide high torque transmission
What is the purpose of brushes in a DC motor?
To reverse the direction of rotation
To supply power to the Magnet
To increase motor efficiency
To transfer electrical energy to the commutator
In a DC motor, if the direction of the applied current is reversed, what happens to the direction of rotation?
Rotation becomes erratic
Rotation remains the same
Rotation stops
Rotation reverses
What is the function of the carburetor in a spark-ignition engine?
To convert linear motion to rotary motion
To control the opening and closing of valves
To mix air and fuel
To compress the air-fuel mixture
In a four-stroke engine, during which stroke does the exhaust valve open?
Intake stroke
Exhaust stroke
Compression stroke
Power stroke
Which of the following lifting tools is designed for lifting and transporting palletized loads?
A-frame gantry crane
Pallet jack
Chain hoist
Jib crane
Accuracy of micrometers, calipers and dial indicators can be checked by
Slip Gauge
Ring Gauge
Plug Gauge
Feeler Gauge
Smallest thickness can be measured by a slip gauge is
0.005 mm
0.001 mm
1.001 mm
0.01 mm
