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What is the temperature for LM35 sensor if the analog output is 0011 1001?

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in Microcontroller by (14.6k points)
What is the temperature for LM35 sensor if the analog output is 0011 1001?

(a) 3

(b) 9

(c) 57

(d) 41

I have been asked this question in an internship interview.

My question is from Sensor Interfacing topic in portion AVR Microcontroller of Microcontroller

1 Answer

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by (24.2k points)
The correct choice is (c) 57

The explanation: The binary for the above output is 57, so in case of LM35 sensors we obtain the output as 57 C.

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