(11) In a car’s braking system, which component is an essential part for converting hydraulic pressure into mechanical force to stop the vehicle?
- (a) Steering wheel
- (b) Brake caliper
- (c) Radio
- (d) Rearview mirror
(12) In the context of a laptop computer, which component is an essential part for storing data and programs even when the computer is powered off?
- (a) Mouse
- (b) Keyboard
- (c) Hard drive
- (d) Speakers
(13) In a musical keyboard, which component is an essential part for producing different musical tones when keys are pressed?
- (a) Volume knob
- (b) Synthesizer module
- (c) Power cord
- (d) Stand
(14) In a bicycle, which component is an essential part for transmitting pedaling power to the rear wheel?
- (a) Water bottle holder
- (b) Bell
- (c) Chain
- (d) Kickstand
(15) Which component is an essential part of a digital camera that captures incoming light to create photographs?
- (a) Tripod
- (b) Image sensor
- (c) Viewfinder
- (d) Camera strap
