Why smartphones respond only through finger touch ? Why not by a plastic or something else?
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everything needs a change
and someone gives a new look to mobile that called smart phone
for a change they respond only through finger touch
and someone gives a new look to mobile that called smart phone
for a change they respond only through finger touch
ncb79005:
I asked why ma'am , aint you get that
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The reason other objects like a stick doesn't work is because they are notelectrically conductive. Capacitive screens must also be glass because no other transparent material conducts as well. Resistive touchscreens were used in older phones or touchsensitive devices.
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