Newton's second law:
The tensional force acts upwards of the box.
The force due to gravity acts downwards of the box.
A box of mass m hangs by a string from the ceiling of an elevator that is accelerating upward.
1) Which of the following best describes the tension T in the string?
A. T < mg
B. T = mg
C. T > mg
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Intro to Forces + Newton's Laws concept. You can view video lessons to learn Intro to Forces + Newton's Laws. Or if you need more Intro to Forces + Newton's Laws practice, you can also practice Intro to Forces + Newton's Laws practice problems.
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Based on our data, we think this problem is relevant for Professor Dubson's class at UCB.