Total types of capacitive touch sensors are

A. 2 (projected capacitive sensing and surface capacitive sensing) 2 (अनुमानित कैपेसिटिव सेंसिंग और सरफेस कैपेसिटिव सेंसिंग)

B. 3

C. 4

D. 5

Correct Answer is :

A. 2 (projected capacitive sensing and surface capacitive sensing)