¿Cuál será la velocidad de salida y la Rv de un sistema de tornillo sin fin- rueda dentada si se coloca un motor de 1000rpm al tornillo sin fin y la rueda dentada tiene 10 dientes? ¿Y si se coloca el motor en la rueda dentada? dOY 15 puntos al primero que me responda bien

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Johannesburg kepler, an apprentice of brahe, believed in the heliocentric universe but rejected past astronomers belief in

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents