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وارد شوید

Computer Science for IGCSE & O level - Hardware (Section 1 - No. 10)

What technology does a capacitive touchscreen primarily use to detect touch?
Infrared beams.
Pressure sensors.
Changes in electrical capacitance.
The pressure of the contact.

توضیح

Capacitive touchscreens detect touch by sensing changes in electrical capacitance.

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