The piano in Figure P8.39 is being lowered with an acceleration of magnitude exactly (g / 8).

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The piano in Figure P8.39 is being lowered with an acceleration of magnitude exactly $g / 8$. To maintain this acceleration, with what force magnitude must the person pull on the rope $(a)$ with the single pulley and $(b)$ with the double pulley?

Data from Figure P8.39

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Principles And Practice Of Physics

ISBN: 9780135610862

2nd Edition

Authors: Eric Mazur

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Question Posted: Apr 03, 2024 01:00 AM

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The piano in Figure P8.39 is being lowered with an acceleration of magnitude exactly (g / 8).

Question:

(a) (b)

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Principles And Practice Of Physics

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