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Title: A book is placed on a chair. Then a videocassette is placed on the book. The floor exerts a normal ... Post by: yncr on Jan 21, 2018 A book is placed on a chair. Then a videocassette is placed on the book. The floor exerts a normal force
a. on all three. b. only on the book. c. only on the chair. d. upwards on the chair and downwards on the book. e. only on the objects that you have defined to be part of the system. Title: A book is placed on a chair. Then a videocassette is placed on the book. The floor exerts a normal ... Post by: yujenni16 on Jan 21, 2018 Content hidden
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