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How to repair a bicycle
Contributed by: Sadler
  • 1. What is the first step when repairing a bicycle?
A) Remove the wheels
B) Inspect the bike for damage
C) Tighten all the bolts
D) Apply lubricant
  • 2. What tool is essential for removing and installing tires?
A) Wrench
B) Screwdriver
C) Tire levers
D) Hammer
  • 3. What does PSI stand for when inflating tires?
A) Power supply input
B) Pressure standard index
C) Pounds per square inch
D) Pneumatic safety indicator
  • 4. What is the purpose of a derailleur?
A) To shift gears
B) To absorb shocks
C) To brake
D) To steer
  • 5. What type of lubricant is best for a bicycle chain?
A) Chain-specific lubricant
B) WD-40
C) Cooking oil
D) Motor oil
  • 6. What is the function of brake pads?
A) To make the bike look good
B) To protect the tires
C) To create friction to stop the bike
D) To hold the brake cable
  • 7. What tool is used to tighten spokes?
A) Pipe wrench
B) Crescent wrench
C) Spoke wrench
D) Allen wrench
  • 8. What is 'truing' a wheel?
A) Replacing the spokes
B) Adding air to the tire
C) Making the wheel round and straight
D) Cleaning the rim
  • 9. What is a common cause of chain skipping?
A) Worn chain or cassette
B) Flat tire
C) Broken brake lever
D) Loose handlebars
  • 10. What is the purpose of bar tape?
A) To provide grip and comfort
B) To make the bike more aerodynamic
C) To attach lights
D) To protect the handlebars from rust
  • 11. What should you check if your brakes are squealing?
A) Brake pad alignment and condition
B) Handlebar height
C) Tire pressure
D) Chain lubrication
  • 12. What does 'indexed shifting' mean?
A) Shifting without using your hands
B) Automatic shifting
C) Each click shifts to a specific gear
D) Shifting only on hills
  • 13. What type of wrench is best for pedals?
A) Adjustable wrench
B) Pedal wrench
C) Torque wrench
D) Allen wrench
  • 14. What part connects the handlebars to the fork?
A) Stem
B) Crankset
C) Headset
D) Frame
  • 15. What is the purpose of the headset?
A) Absorbs shocks
B) Connects the handlebars to the seat
C) Attaches the wheels to the frame
D) Allows the fork to rotate smoothly
  • 16. What is the crankset?
A) The pedals and chainrings
B) The brakes
C) The seat
D) The handlebars
  • 17. What does it mean to bleed hydraulic brakes?
A) Adding air to the tires
B) Removing air bubbles from the brake lines
C) Replacing the brake pads
D) Tightening the brake cables
  • 18. What tool is required to remove a cassette?
A) Allen wrench set
B) Screwdriver set
C) Cassette removal tool and chain whip
D) Hammer and chisel
  • 19. What is the correct chain length?
A) Long enough to shift into all gears without binding or excessive slack
B) Always 110 links
C) Measured by the bike's frame size
D) As short as possible
  • 20. What is the purpose of a torque wrench?
A) To tighten bolts to a specific tightness
B) To measure tire pressure
C) To remove rust
D) To cut cables
  • 21. What is the purpose of rim tape?
A) To hold the tire on the rim
B) To add color to the wheels
C) To make the rims shiny
D) To protect the inner tube from the spoke holes
  • 22. What is the first thing to check if your bike won't shift?
A) Seat height
B) Tire pressure
C) Brake pad wear
D) Cable tension
  • 23. What is a common cause of flat tires?
A) Loose handlebars
B) Puncture from a sharp object
C) Worn-out seat
D) Rusty chain
  • 24. What type of patch is recommended for repairing a tube?
A) Electrical tape
B) Duct tape
C) Cold patch
D) Hot patch
  • 25. What is the best way to clean a bicycle frame?
A) Gasoline
B) Soap and water
C) Brake cleaner
D) Acetone
  • 26. What is the function of the bottom bracket?
A) Attaches the handlebars to the fork
B) Holds the cables in place
C) Connects the seat to the frame
D) Houses the bearings for the crankset
  • 27. What does a slipping seatpost indicate?
A) A flat tire
B) Insufficient seatpost clamp tightness
C) Worn brake pads
D) A loose chain
  • 28. When should you replace your chain?
A) When it reaches a certain level of stretch, measured by a chain checker tool
B) When it starts to rust
C) Every time you wash your bike
D) Every year, regardless of use
  • 29. What is the purpose of quick-release skewers?
A) To allow for easy wheel removal
B) To hold the handlebars in place
C) To attach fenders
D) To adjust brake tension
  • 30. What is the best way to store a bicycle?
A) Out in the rain
B) Upside down
C) In a dry, protected area
D) With the tires deflated
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