Gears

What mechanism converts rotary to oscilating movement

• Worm gear and worm wheel

• Ratchet and pawl

• Rack and pinion

• All of the above

What is an example of a gear train

• Idler gear

• Spur gear

• Bevel gear

• Compound gear

Rack and pinion converts ___________ motion to ____________ motion

• Rotary to linear

• Linear to Rotary

• Oscillating to Rotary

• Oscillating to reciprocating

Which applications has gears in them

• fan

• guitar

• Bicycle

• pen

Which of the following applications uses bevel gears?

• Drilling Machine

• hand drill

• Egg Beater

• All of the above

Which gears moves in the opposite direction

• Idler gear

• Compound gear

• Spur gear

• Bevel gear

How many gears are there in a gear train

• 10

• 3

• 2

• 1

How many degrees does the worm wheel moves?

• 90 degrees

• 45 degrees

• 95 degrees

• 180 degrees

Which application uses ratchet and pawl?

• musical box

• toolbox

• Fishing Rod

• mechanical toy car

Where can cranks be found?

• lifting a pail from a well

• Door lock

• guitar

• Jack-in-a-box