Question

A force of 88 N is used to move a couch 2.1 m. How much work is done?

A. 184.8 J
B. 41.9 J
C. 32.3 J
D. 211.2 J

Answer 1

$Given:\\F=88N\\s=2.1m\\\\Find:\\W=?\\\\Solution:\\\\W=\overrightarrow{F}\circ\overrightarrow{s}\\\\In\;these\;case\\\\W=Fs\;\;\;\;because\;\angle(\overrightarrow{F},\overrightarrow{s})=0\\\\W=88N\cdot 2.1m=184.8J\\\\Correct\;answer\;is\;A$