A crane raises a crate with a mass of 180 kg to a height of 15 m. Given that the acceleration due to gravity is 9.8 m/s2, what is the crate's potential energy
at this point?
O A. 276 J
B. 198,450 J
O c. 1,152J
O D. 26,460 J

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?

If the new moon happens on january 15th, what shape will it be on february 6th?

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.