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Physics, 21.06.2019 22:30
The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
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Physics, 21.06.2019 22:40
Um vetor representa um deslocamento cujo mรณdulo รฉ 20 m. se v faz um รขngulo de 60 graus com a horizontal, qual รฉ o valor das componentes horizontal e vertical deste vetor?
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Physics, 22.06.2019 04:50
Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves
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Physics, 22.06.2019 15:00
What happens when a rubber rod is rubbed with a piece of fur?
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What is meant by magnetic domains?โ...
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