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Question-136156




Question Number 136156 by BHOOPENDRA last updated on 19/Mar/21
Answered by mr W last updated on 19/Mar/21
a=((1000−15×10−25×10)/(15+25))=15 m/s^2   N=15×15+15×10=375 N
$${a}=\frac{\mathrm{1000}−\mathrm{15}×\mathrm{10}−\mathrm{25}×\mathrm{10}}{\mathrm{15}+\mathrm{25}}=\mathrm{15}\:{m}/{s}^{\mathrm{2}} \\ $$$${N}=\mathrm{15}×\mathrm{15}+\mathrm{15}×\mathrm{10}=\mathrm{375}\:{N} \\ $$

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