tsebolamula7 tsebolamula7

13-12-2020
Physics

contestada

Determine the net work a hiker must do on a 3.35-kg backpack to carry it up a
hill of height h = 12.49 m, as shown

Respuesta :

samuelonum1 samuelonum1

18-12-2020

Answer:

410.4J

Explanation:

Step one:

given

mass= 3.35kg

weight= 3.35*9.81= 32.86N

h=12.49m

Required

The net work done

Step two:

the work done is given as

WD= force* distance

WD= 32.86*12.49

WD= 410.4J

Answer Link

Otras preguntas

9) The drawing below is a scale drawing of an equilateral pentagon with sides of 3cm. The scale factor between the scale drawing and actual object is 1cm : 4m.

Factor this trinomial: 6x^2-13x-5 Please show all work, I give brainliest

Jim sleep 3 hours and snored 1/3 of hours how many hours did he snore

What one sentence from Pericles's funeral speech do you think sums up Athenian democracy the best? Why?

6. The Qin Dynasty is famous for A. the creation of the Great Wall of China B. the use of the teachings of Confucius C. the advancement of medical discoveries

What is the value of the x-coordinate of point A? (a) sin(pi/5) (b) cos (pi/5) (c) sin (6pi/5) (d) cos (6pi/5) (e) sin (9pi/5)

Birds snakes, lizards, turtles and crocodiles are all thought to share a common ancestor.

CAN SOMEONE HELP DO #1 PLEASE

What is the solution to this system of equations? 5x + y = -9 -3x – 3y = 3 - A. No Solution B. (3,9) C. Infinite Solutions

Let f (x)=10x-10 find the value of (fof^-1)(-10) A. 0 B. 1 C. 10 D. negative 10 SOMEONE HELP!!