Asked by Linda

Eight books, each 4.1 cm thick with mass 1.8 kg, lie flat on a table. How much work is required to stack them one on top of another?

Answers

Answered by bobpursley
work on each is weight*height.

work=m*.041(1+2+3+...7)g

check my thinking.
Answered by bob
17.4
Answered by eee
right
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