153k views
3 votes
Two bows, A and B, are used to fire arrows X and Y respectively. The average force bow A exerts is twice that of bow B and arrow X has half the mass of arrow Y. Compare the acceleration of the arrows.Question 9 options:Arrow Y will have twice the acceleration of arrow X.Both arrows will have the same acceleration.Arrow X will have four times the acceleration of arrow Y.Arrow Y will have four times the acceleration of arrow X.

2 Answers

3 votes
This is very hard and you a bot lol
User Etoleb
by
3.9k points
2 votes

\begin{gathered} Fa=2Fb \\ mx=(my)/(2) \\ Fa=mx(\alpha a),\text{ }Fb=my(\alpha b) \end{gathered}
\begin{gathered} 2Fb=(my)/(2)(\alpha a) \\ Fb=my(\alpha b) \\ \\ (my)/(4)(\alpha a)=my(\alpha b) \\ \alpha a=4(\alpha b) \\ \end{gathered}

Arrow X will have four times the acceleration of arrow Y.

User Blairmeister
by
2.6k points