A cable is attached to a 5.0 kg box and used to pull the box upwards. What tension force is required to accelerate the box upwards at a rate of 4.0 m/s2? 520 N 480 N 500 N 20 N

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asked Aug 2, 2017 193k views

4 votes

A cable is attached to a 5.0 kg box and used to pull the box upwards. What tension force is required to accelerate the box upwards at a rate of 4.0 m/s2?

520 N
480 N
500 N
20 N

Physics
high-school

Parachute asked

by Parachute

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2 Answers

2 votes

Correct answer should be 69 N. All your options are wrong.

A cable is attached to a 5.0 kg box and used to pull the box upwards. What tension-example-1

Liam M answered Aug 4, 2017

by Liam M

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3 votes

20 N
We can tell by the equation:
Force = mass × acceleration
So:
F = 5 × 4
F = 20

Utsav answered Aug 8, 2017

by Utsav

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