2.3 What type of gear train is shown in the photograph? 1.2.4 A camera tripod uses which type of gears for the height adjustment mechanism?

Here are the answers to the questions:

1.2. Underline the correct answer.

• 1.2.2: The gear that starts the motion in a gear system is called the... gear.

  • The gear that provides the input motion to a gear train is known as the driver gear.
  • Answer: C. Driver

• 1.2.3: What type of gear train is shown in the photograph?

  • The photograph shows multiple gears where some shafts have more than one gear mounted on them, indicating that the gears are compounded. This arrangement is characteristic of a compound gear train.
  • Answer: B. Compound

• 1.2.4: A camera tripod uses which type of gears for the height adjustment mechanism?

  • The height adjustment mechanism on a camera tripod typically involves a toothed vertical column (the rack) and a rotating gear (the pinion) that moves it up or down. This is a rack and pinion system.
  • Answer: A. Rack and pinion