What produces light and all other electromagnetic waves? a) the photoelectric phenomena b) heated metals c) charged particles d) radioactive samples (pls explain if you can : )
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Ответ:
your answer i believe would be c because light waves, mechanical waves, exc. all carry charged particals.
Ответ:
P = 173.33 [W]
Explanation:
Power is defined as the amount of work done over a given time.
W = work = 520 [J]
t = time = 3 [s]
P = power [w]
Therefore by working relationship over time we can calculate the power.