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