MCQ Answer

What is the purpose of the tone() function in Arduino?

What is the purpose of the tone() function in Arduino?

Arduino में टोन() फ़ंक्शन का उद्देश्य क्या है?
Topic : Building IoT Applications

A. To generate a PWM signal PWM सिग्नल जेनरेट करने के लिए

B. To produce a sound on a buzzer with a specific frequency क स्पेसिफ़िक फ्रीक्वेंसी के साथ बजर पर साउंड प्रोडूस करना

C. To control the brightness of an LED LED की ब्राइटनेस को कंट्रोल करने के लिए

D. To read analog values एनालॉग वैल्यू पढ़ने के लिए




Correct Answer is :

B. To produce a sound on a buzzer with a specific frequency



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