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QusFading technique is used for ______ pin in Arduino. QusArduino में ______ pin के लिए fading technique का उपयोग किया जाता है।


A. A2
B. D2
C. PWM
D. 5V


Solution
C. PWM



Explanation
PWM (Pulse Width Modulation) can vary the effective output level, allowing effects such as gradually increasing or decreasing LED brightness.

PWM (Pulse Width Modulation) की सहायता से effective output level को बदला जा सकता है। इसका उपयोग LED की brightness को धीरे-धीरे बढ़ाने या घटाने जैसे fading effects के लिए किया जाता है।
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