Heavy Duty Equipment Technician Red Seal Exam Prep · Question
Which component in a hydraulic brake system is responsible for converting hydraulic pressure into mechanical force to engage the brake pads against the rotor or shoes against the drum?
The caliper (for disc brakes) or wheel cylinder (for drum brakes) contains pistons that are pushed by hydraulic fluid pressure, converting it into the mechanica
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Question: Which component in a hydraulic brake system is responsible for converting hydraulic pressure into mechanical force to engage the brake pads against the rotor or shoes against the drum?
Answer options:
- Master cylinder
- Brake pedal ✅ Caliper/wheel cylinder
- Brake line
Correct answer: Caliper/wheel cylinder
Explanation: The caliper (for disc brakes) or wheel cylinder (for drum brakes) contains pistons that are pushed by hydraulic fluid pressure, converting it into the mechanical force needed to apply the brakes.
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