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WorksheetsGears
Total questions: 11
Worksheet time: 6mins
What is mechanical advantage?
It is a simple machine
It is a type of gear train that multiplies force
It is the amount of help you can get from using a machine to do something instead of just doing it with purely your own strength.
What do we call the gear connected to the power source, such as a motor?
Driven Gear
Bigger Gear
Smaller Gear
Driving Gear
What do we call the gear connected to the bicycle a wheel or mechanism in a system?
Driving Gear
Driven Gear
Bigger Gear
Smaller Gear
When you have a system with a driving gear that is _______ than the driven gear you will increase torque and decrease speed.
smaller
bigger
same size
thicker
When you have a system with a driving gear that is LARGER than the driven gear you will ___________________
decrease Speed and decrease Torque
increase Speed and increase Torque
increase Speed and decrease Torque
decrease Speed and increase Torque
True or False:
A gear ratio is the ratio of the number of rotations of a driver gear to the number of rotations of a driven gear.
True
False
The __________ Gear causes motion
Driven
Driving
Smallest
Biggest
The idler gear allows the driven and driving gears to rotate in the same _______
speed
way
direction
momentum
The revolutions per minute (rpm) of the bigger gear is always ______ than the rpm of the smaller gear.
slower
faster
more
What is the gear ratio with a driving gear with 40 teeth and a driven gear with 8 teeth?
5
1/5
5/8
8/5
When you have a system with a driving gear that is LARGER than the driven gear you will increase Speed and decrease _____
speed
ratio
Momentum
Torque
