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Question
B3
MY NOTES
ASK YOUR TEACHER
PRACTICE ANOTHER
(a
Suppose two children push horizontally, but in exactly opposite directions, on a third chid in a wagon. The first cid erertsfrce of 750 N, the second a force of
97.0 N, friction is 12.0 N. and the mass of the third child plus wagon is 28.0 kg
AF Cie
BATPOJ A
(a) What is the system of interest if thi acceleration of the child in the wagon is to he caloulated (Select al that apply
O the chidren outside the wagon
O the wagon
@
O the child in the wagon
ATPOEA
(b) Draw a free body diagram, Including the weight and al other forces acting on the system, (Do this on paper. Your instructor may ak you to tum in
this diagram.)
(c) Calculate the acceleration.
Wor rey
m/s
(d) What would the acceleration be i friction is 22.0 N?
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Transcribed Image Text:MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER (a Suppose two children push horizontally, but in exactly opposite directions, on a third chid in a wagon. The first cid erertsfrce of 750 N, the second a force of 97.0 N, friction is 12.0 N. and the mass of the third child plus wagon is 28.0 kg AF Cie BATPOJ A (a) What is the system of interest if thi acceleration of the child in the wagon is to he caloulated (Select al that apply O the chidren outside the wagon O the wagon @ O the child in the wagon ATPOEA (b) Draw a free body diagram, Including the weight and al other forces acting on the system, (Do this on paper. Your instructor may ak you to tum in this diagram.) (c) Calculate the acceleration. Wor rey m/s (d) What would the acceleration be i friction is 22.0 N?
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