mariserrano2241 mariserrano2241
  • 15-12-2022
  • Physics
contestada

a 190-lb man carries a 20-lb can of paint up a helical staircase that encircles a silo with radius 15 ft. if the silo is 80 ft high and the man makes exactly four complete revolutions, how much work is done by the man against gravity in climbing to the top?

Respuesta :

Otras preguntas

Please help me with this system of inequalities​!
find the vertex and the axis of symmetry of the graph of the function?
What is the shape of the cross section resulting from the intersection of a cube and a vertical plane? Square Parallelogram Rectangle Triangle
An energy pyramid shows the amount of energy contained in the bodies of organisms at each _____ level
What is the value of x? x+4/9=3/4 A.11/36 B.1/3 C.1 11/16 D.1 7/16
What happened to the settlement on Roanoke Island?
sdjkvhkdfhgasjkghjkhgjkhdfgnjhehj
Points $D$, $E$, and $F$ are the midpoints of sides $\overline{BC}$, $\overline{CA}$, and $\overline{AB}$ of $\triangle ABC$, respectively, and $\overline{CZ}$
Is the function even odd or neither
An 11-sided polygon has 3 sides of length x centimeters and 5 sides of length 2x centimeters. The lengths of the other 3 sides are 10 centimeters, 10, and 19 c