CHOOSE THE CORRECT OPTION MECHANISMS
Quiz
Choose the correct option for each of the statements.
In the transmission of pulleys with belts...
- both pulleys rotate in the same direction if the belt is crossed.
- both pulleys rotate at the same velocity if they are the same size.
- both pulleys rotate at the same speed although they are different sizes.
When gear A is joined to gear B, ...
- A rotates in the same direction as B.
- A rotates at double velocity, if B has half the number of teeth as A.
- A rotates at double velocity, if B has twice as many teeth as A.
In a worm gear...
- the wheel is the drive element and the screw is the output.
- rotary motion is transformed into linear motion.
- rotary motion is transmitted between perpendicular axles.