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