DHT11 Sensor Quiz

What is the main purpose of DHT11 sensor?

• Measuring air pressure

• Detecting sound levels

• Sensing temperature and humidity

• Measuring light intensity

What is the formula to calculate relative humidity?

• RH = ( Sh / Sp ) * 100%

• RH = ( Sp / Sh ) * 100%

• RH = ( Sh + Sp ) * 100%

• RH = ( Sh - Sp ) * 100%

What is the temperature range of DHT11 sensor?

• 10 to 60 degree Celsius

• 0 to 50 degree Celsius

• 20 to 70 degree Celsius

• -10 to 40 degree Celsius

What is the humidity range of DHT11 sensor?

• 10 to 60%

• 20 to 80%

• 30 to 90%

• 40 to 100%

What is the maximum current used by DHT11 sensor while measuring?

• 1mA

• 1.5mA

• 2.5mA

• 2mA

What is the operating voltage range of DHT11 sensor?

• 3V to 5V

• 1V to 3V

• 5V to 7V

• 2V to 4V

What is the accuracy of DHT11 sensor in measuring temperature?

• ±1°C

• ±2°C

• ±3°C

• ±4°C

What is the recommended operating temperature for DHT11 sensor?

• 0 to 50 degree Celsius

• -10 to 40 degree Celsius

• 10 to 60 degree Celsius

• 20 to 70 degree Celsius

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