A) Helical gear B) Spur gear C) Bevel gear D) Worm gear
A) It limits motion B) It reduces mechanical advantage C) It increases friction D) It can change the direction and magnitude of a force
A) Fixed pulley B) Moveable pulley C) Block and tackle pulley D) Compound pulley
A) Helical gear B) Spur gear C) Bevel gear D) Rack and pinion gear
A) Low gear reduction B) High gear reduction C) Flexible movement D) Slippery surface
A) Compound gear trains move slower B) Compound gear trains have multiple intermediate gears C) Simple gear trains are more complex D) Simple gear trains have bigger gears
A) By rolling the gears on a surface B) The pinion gear engages with the teeth of the rack to move in a straight line C) By increasing friction between gears D) By using a belt drive system
A) By changing the speed at which force is applied B) By adding more power sources C) By increasing the size of the gears D) By reducing the number of gears
A) Worm gear B) Bevel gear C) Spur gear D) Helical gear |