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WorksheetsGEAR WEEK 8
Total questions: 10
Worksheet time: 3mins
Which is listed below are not a gear type?
SPUR
HERRINGBONE
WORM
GALAXY
PLANETARY
What is the advantage of Helical Gear over Spur Gear?
QUIETER
CHEAPER
HIGHER SPEED
HIGHER EFFICEINCY
EASIER TO FIND
In what situation bevel gear are used?
TO BE USED IN HIGH SPEED APPLICATIONS
TO CONVERT ROTATION TO LINEAR MOTION
TO TRANSFER POWER AND MOTION BETWEEN UNPARALLEL SHAFTS
TO BE USED TO TRANSFER MOTION BETWEEN PARALLEL SHAFTS
What does BACKLASH means?
THE LINE OF ACTION OF THE FORCE ONTO THE GEAR TEETH
THE AMOUNT OF SPACE BETWEEN THE MESHING TEETH OF THE GEAR
AVERAGE NUMBER OF TEETH THAT ARE IN CONTACT
CLEARANCE BETWEEN MATING TEETH MEASURED AT PITCH CIRCLE
Which IS NOT types of Gear Train?
COMPOUND GEAR
REVERTED GEAR
HYPOID GEAR
PLANETARY GEAR
MESH GEAR
What is the CHARACTERISTICS of Compound Gear
ONE OR MORE SHAFTS CARRY MORE THAN ONE GEAR
THERE IS A LIMIT OF NUMBER OF TEETH
SHAFTS ARE FIXED RELATIVELY TO THE FRAME
MINIMUM NUMBER OF TEETH ON THE GEAR IS NOT LIMITED BY INTERFERENCE
USED IN APPLICATION FOR SMALL SPEED RATIOS ARE REQUIRED
What is the MINIMUM value of Contact Ratio?
1.1
1.2
1.3
1.4
NO MINIMUM VALUE
What is the purpose of UNDERCUTTING?
TO REDUCE SOUND
TO AVOID INTERFERENCE BETWEEN MATING TEETH
TO OPTIMIZED THE ROTATIONAL SPEED OF MATING GEARS
TO REDUCE MATERIALS WASTAGE
TO MATE GEARS OF DIFFERENT MODULES
The Advantage of Compound Gear is?
CHEAP
HIGHER SPEED
QUIETER
COMPACTNESS
What is the main APPLICATION of Gear Train?
TO TRANSPER MOTION AND POWER BETWEEN DIFFERENT GEARS WITH DIFFERENT MODULE
TO TRANSFER POWER BETWEEN UNPARALLEL SHAFTS
TO CHANGE THE DIRECTION OF THE ROTATION BETWEEN PARALLEL SHAFTS
TO REDUCE THE SPEED
