In Figure 8.4, are the contact force exerted by the table on the book and the gravitational
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In Figure 8.4, are the contact force exerted by the table on the book and the gravitational force exerted by Earth on the book an interaction pair?
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Figure 8.4 (a) Book at rest on table (vector sum of forces exerted on book is zero) Gravitational interaction pair Contact interaction pair Book is at rest Fr by table on book F by Earth on book Fiy Earth book an Earth because the two forces exerted on it balance each other exactly. Fby book orable Earth (b) Book in free fall (vector sum of forces exerted on book is not zero) Gravitational interaction pair If table is removed, gravitational interaction causes book to fall. Fby Farth on book Fby book on Earth Earth
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No Although the two forces are equal in magnitude and exerted in opposite direc...View the full answer
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