32. What is the energy transformation in an LED bulb?
A. Electrical energy to thermal energy or heat
B. Electrical energy to light energy
C. electrical energy to sound energy
D. electrical energy to mechanical energy
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32. What is the energy transformation in an LED bulb?
A. Electrical energy to thermal energy or heat
B. Electrical energy to light energy
C. electrical energy to sound energy
D. electrical energy to mechanical energy
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Answer:
A.electrical energy to thermal energy or heat