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What should be the frequency of the soil for hand gesturing functions?

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in IOT by (70.0k points)
What should be the frequency of the soil for hand gesturing functions?

(a) 50 GHz

(b) 60 GHz

(c) 35 GHz

(d) 40 GHz

The question was posed to me in final exam.

The doubt is from Taking Control of Gesture Interactions topic in section Designing for IoT of IOT

1 Answer

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Best answer
The correct choice is (b) 60 GHz

For explanation: Soil uses high frequency 60GHz radar to sense fine hand gestures that can be mapped to certain functions.

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