Physics, 19.09.2021 14:00 dalilahrodriguez
Hi, just wondering how LDRs work- I don't understand how if the resistance decreases as the light intensity increases it switches on at night- surely the resistance would be too high and it should turn on in the day??
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Which types of electromagnetic waves have higher frequencies than the waves that make up ultraviolet light? check all that apply. radio waves infrared light microwaves gamma rays visible light x-rays
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Hi, just wondering how LDRs work- I don't understand how if the resistance decreases as the light in...