[填空题]
The lengths of the s x -se7-50idgq :vf2pju *hn;ec qg8hi97siaw3e;4b zoc:fv oides of a room are estimated as $10.0 \mathrm{~m}, 4.0 \mathrm{~m}$ and $3.0 \mathrm{~m}$, each with an uncertainty of $\pm 10 \%$. What is the absolute uncertainty in the volume of the room? $m^3$ (please only input numerical value without units and without the $\pm$ symbol.)
参考答案: 36
本题详细解析: The volume of the room isb)/;(id ov xyr $120 \mathrm{~m}^3$, by multiplying the three lengths together. The uncertainty in the volume is $30 \%$ and $30 \%$ of $120 \mathrm{~m}^3$ gives $36 \mathrm{~m}^3$.
Post time 2024-8-21 21:38:19