Alexlara1008 Alexlara1008

21-04-2022
Mathematics

contestada

Find the amount of work W done by a force F = 115i +350j
in moving an object in a straight line given by the displacement vector D = -13i+15j.

Respuesta :

LammettHash LammettHash

21-04-2022

The work is equal to the dot product of the force and displacement vectors:
W = (115 i + 350 j) • (-13 i + 15 j)

W = 115 × (-13) + 350 × 15

W = 3755

Answer Link

Otras preguntas

Buddhism was a major religion in ancient china what civilization did china adopt this religion from A. India B. Egypt C. Israel D. Mesopotamia

WILL GIVE BRAINLIEST how do u say "i need more time" in spanish

Plz give me the correct answer plz plz and thank you ❤️

6+8t+3t²=0 find time

please help me do this!both questions!

What does an idea have to have in order to be considered?

A typical person has an average heart rate of 69.0 beats/min. Calculate the given questions. How many beats does she have in 7.0 years? How many beats in 7.00 y

Please answer this correctly without making mistakes

Can someone please help me, I'm stuck

what is the slope of the line that passes through the points (-2 4) and (8 -1)