PMMI REVIEW - Chain Drives

Describe the function of the three basic components of a chain drive?

• Motor, battery, and controller
• Shaft, bearing, and lubricant
• Gears, belt, and pulley
• Sprockets, chain, and tensioner/idler

Describe how to calculate sprocket ratio

• Driver Sprocket Teeth + Driven Sprocket Teeth

• Driver Sprocket Teeth * Driven Sprocket Teeth

• Driven Sprocket Teeth / Driver Sprocket Teeth

• Driver Sprocket Teeth / Driven Sprocket Teeth

What type of chain drive is made up of alternate roller links?

• Roller chain
• Gear chain
• Sprocket chain
• Belt chain

What are the three basic functions of a chain drive system?

• Transmitting power, changing direction, transferring motion
• Absorbing shock, providing stability, preventing wear
• Lubricating gears, reducing friction, increasing efficiency
• Generating electricity, storing power, controlling speed

Define Chain Pitch?

• Distance between the centers of adjacent sprockets in a roller chain
• Distance between the centers of adjacent rollers in a roller chain
• Length of the roller in a roller chain
• Width of the roller in a roller chain

What is the pitch of a standard Number 40 chain?

• 0.75 inches
• 0.5 inches
• 1 inch
• 0.25 inches

Examine the picture. This type of link is made up of two side plates, two bushings, and two rollers. What is the name of this link?

• bushing chain link
• plate chain link
• roller plate link
• roller chain link

Roller chain links are used when there is an even number of links. What type of link is used when there is an odd number of links?

• Odd link

• Offset link

• Super link
• Ultra link

what is the name of roller chain link that is removable?

• removable link
• separated link
• master link
• detachable link

Describe the function and operation of a master chain link?

• A master chain link is a small and fragile chain link used for lightweight connections.
• A master chain link is a type of lock used to secure bicycles.
• A master chain link is a digital tool for managing social media accounts.
• A master chain link is a larger and stronger chain link used for secure connections, and its operation involves opening, attaching, and closing the link.