Question

If the hand brake wheel or lever cannot be moved easily to release the brake, the release can be made easy by ________.

1) Applying more force
2) Using lubricant
3) Replacing the brake lever
4) None of the above

Answer 1

When a hand brake lever is hard to move, applying a lubricant could help ease the release by reducing friction; this is assuming the brake system is otherwise in good condition and operational.

Step-by-step explanation:

The student's question pertains to the proper method for releasing a hand brake when the wheel or lever is difficult to move. The question appears to be more practical than theoretical and stems from a mechanical understanding rather than a physics concept directly related to Pascal's principle or the operation of hydraulic brakes. However, without detailed information on the specific brake system and based on general mechanical knowledge, using lubricant is typically a method that can facilitate the movement of a mechanism that has become hard to release due to friction or seizure. This would make option 2 the most likely answer assuming the brake system is not damaged and does not require repair or replacement.