---
title: Hand Pushing on Blocks
topic: Force
author: Jake Bobowski
source: 2012 Midterm 2 Q1
template_version: 1.3
attribution: standard
partialCredit: true
singleVariant: false
showCorrectAnswer: false
outcomes:
- 6.9.1.1
- 6.2.1.2
difficulty:
- easy
randomization:
- 0
taxonomy:
- undefined
span:
- section
length:
- short
tags:
- MP
assets:
- q1.png
part1:
type: multiple-choice
pl-customizations:
weight: 1
myst:
substitutions:
params_vars_title: Hand Pushing on Blocks
params_part1_ans1_value: smaller than the force of the hand on A.
params_part1_ans2_value: equal to the force of the hand on A.
params_part1_ans3_value: larger than the force of the hand on A.
---
# {{ params_vars_title }}
The hand in the figure pushes the back of block A.
The blocks, with $m_B$ > $m_A$, are connected by a light string and slide on a frictionless surface.
## Part 1
The force of the string on B is:
### Answer Section
- {{ params_part1_ans1_value }}
- {{ params_part1_ans2_value }}
- {{ params_part1_ans3_value }}
## Attribution
Problem is licensed under the [CC-BY-NC-SA 4.0 license](https://creativecommons.org/licenses/by-nc-sa/4.0/).
![The Creative Commons 4.0 license requiring attribution-BY, non-commercial-NC, and share-alike-SA license.](https://raw.githubusercontent.com/firasm/bits/master/by-nc-sa.png)