A lawn rolle is rolled across a lawn by a force of 115 N, 22.5 degrees above the horizontal. If the power is 64.6W of power for 90 seconds, what is the distance.

Um vetor representa um deslocamento cujo módulo é 20 m. se v faz um ângulo de 60 graus com a horizontal, qual é o valor das componentes horizontal e vertical deste vetor?

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

Which scientist was the first to propose the heliocentric model of the universe? a. aristotle b. isaac newton c. galileo galilei d. nicolaus copernicus