Photo Resistor - Light Dependent Resistor - LDR: Fit the module to Port 5 and the active buzzer to Port 6. Bring the LDR towards a very bright light and the buzzer will produce a tone. This shows the resistance of the LDR is decreasing to a value about 100 to 300 ohms. The dark resistance will be as high as 100k.
āĻĢāĻো āϰেāĻিāϏ্āĻāϰ - āϞাāĻāĻ āĻĄিāĻĒেāύ্āĻĄেāύ্āĻ āϰেāĻিāϏ্āĻāϰ - LDR: āĻŽāĻĄিāĻāϞāĻি āĻĒোāϰ্āĻ ā§Ģ-āĻ āĻāĻŦং āĻ ্āϝাāĻ্āĻিāĻ āĻŦুāĻাāϰāĻি āĻĒোāϰ্āĻ ā§Ŧ-āĻ āϞাāĻাāύ। LDR-āĻে āĻুāĻŦ āĻāĻ্āĻ্āĻŦāϞ āĻāϞোāϰ āĻĻিāĻে āĻāύুāύ āĻāĻŦং āĻŦুāĻাāϰāĻি āĻāĻāĻি āĻোāύ āϤৈāϰি āĻāϰāĻŦে। āĻāĻি āĻĻেāĻাāϝ় āϝে LDR-āĻāϰ āϰেāĻিāϏ্āĻ্āϝাāύ্āϏ āĻĒ্āϰাāϝ় ā§§ā§Ļā§Ļ āĻĨেāĻে ā§Šā§Ļā§Ļ āĻāĻšāĻŽে āĻāĻŽে āϝাāĻ্āĻে। āĻ āύ্āϧāĻাāϰ āϰেāĻিāϏ্āĻ্āϝাāύ্āϏ ā§§ā§Ļā§Ļk āĻĒāϰ্āϝāύ্āϤ āĻšāĻŦে।

āĻোāύ āĻŽāύ্āϤāĻŦ্āϝ āύেāĻ:
āĻāĻāĻি āĻŽāύ্āϤāĻŦ্āϝ āĻĒোāϏ্āĻ āĻāϰুāύ