Physics, 30.05.2020 23:57 amaljiiju5022
1. Calcular la aceleración del cohete Ariane 5 ECA a los 20km de altitud y velocidad de 0,77 km/s y la fuerza impulsora 1, 340.106 N del despegue teniendo en cuenta que la masa del cohete es de 777.000 kg;
2. Calcular la aceleración del mismo cohete pero ahora despegando de la Luna.
3. Si el cohete mantendría esa aceleración ¿Cuánto tiempo tardaría en alcanzar la velocidad de escape de la gravedad terrestre?
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Alice added sodium chloride to water and stirred the water for several minutes. alice is most likely trying to demonstrate that ionic compounds a. are hard. b. can dissolve. c. are clear. d. can melt.
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Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers
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1. Calcular la aceleración del cohete Ariane 5 ECA a los 20km de altitud y velocidad de 0,77 km/s y...
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