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Please answer #21 with full solutions. Thank you! Analyze the problems carefully, then solve them. Be systematic when answering. Write the given, label them; the required; and all calculations pertinent to the problem. Express your numerical answers with the appropriate number of significant figures.

Please answer #21 with full solutions. Thank you! Analyze the problems carefully, then solve them. Be systematic when answering. Write the given, label them; the required; and all calculations pertinent to the problem. Express your numerical answers with the appropriate number of significant figures.

University Physics Volume 1
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter7: Work And Kinetic Energy
Section: Chapter Questions
Problem 42P: A particle moving in the xy -plane is subject to a force F(x,y)=(50Nm2)(xi+yj)( x 2 + y 2 )3/2 ,...
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Please answer #21 with full solutions. Thank you!

Analyze the problems carefully, then solve them. Be systematic when answering. Write the given, label them; the required; and all calculations pertinent to the problem. Express your numerical answers with the appropriate number of significant figures.

21. In 1990 Walter Arfeuille of Belgium lifted a 281.5-kg object through a distance of 17.1 cm using only his teeth! (A) How much work, in Joules, did Arfeuille do on the object? (B) What magnitude force did he exert on the object during the lift, assuming the force was constant. ENCODE YOUR ANSWER FOR LETTER A BELOW.
Transcribed Image Text:21. In 1990 Walter Arfeuille of Belgium lifted a 281.5-kg object through a distance of 17.1 cm using only his teeth! (A) How much work, in Joules, did Arfeuille do on the object? (B) What magnitude force did he exert on the object during the lift, assuming the force was constant. ENCODE YOUR ANSWER FOR LETTER A BELOW.
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