A 400-kg box is lifted vertically upward with constant velocity by means of two cables pulling at 40. 0° on either side of the v

Question

MA_775_DIABLO [31]

3 years ago

6

A 400-kg box is lifted vertically upward with constant velocity by means of two cables pulling at 40. 0° on either side of the v

ertical direction. What is the tension in each cable?.

SAT

1 answer:

amm1812 · Answer 1 · 2022-08-19T10:45:34+03:00

amm18123 years ago

7 0

Answer:

2558 N.

Explanation:Each rope takes half, so the vertical component of the force on each rope is half of this, or 1960 N.. But they are pulling at a 40 degree angle, so if t is the tension then t*cos(40) = 1960. This gives t = 2558 N.