Dale and Alex push on opposite sides of a couch. Dale pushes to the left with a force of 250 N, while Alex pushes to the right w

Question

beks73 [17]

2 years ago

11

Dale and Alex push on opposite sides of a couch. Dale pushes to the left with a force of 250 N, while Alex pushes to the right w

ith a force of 130 N. If the couch has a mass of 32 kg, what is the acceleration of the couch?

Physics

2 answers:

Nataly [62] · Answer 1 · 2022-04-26T04:59:43+03:00

Nataly [62]2 years ago

4 0

Answer:

like the other person said, 3.75, or rounded 3.8 to the left

Explanation:

bonufazy [111] · Answer 2 · 2022-04-26T03:04:46+03:00

bonufazy [111]2 years ago

3 0

F=ma
a=F/m

F=+250N + (-130N)=120N LEFT
('m summing my forces because they are moving about the same axis, and the negative/positive accounts for the arbitrary directions I assign)
m=32kg

F=120N/32kg=3.75m/s^2 to the LEFT

3.75m/s^2 to the LEFT