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Exam (elaborations)
Ch. 8 Rotational Kinematics Plvs Questions And Answers
CH. 8 ROTATIONAL KINEMATICS PLVS QUESTIONS AND 
ANSWERS 
[8.1] A lawn mower blade of length 0.50 m rotates about its center. Are the magnitudes of the linear 
displacement (Δx) and angular displacement (Δθ) of one of the tips upon one complete rotation? - 
CORRECT ANSWERx=0 and theta=2pi
Exam (elaborations)
Ch 6 Work And Energy Plvs Questions And Answers
PopularCH 6 WORK AND ENERGY PLVS QUESTIONS AND ANSWERS 
[6.1] What is the work done by the force of gravity when a 20.0-kg weight is displaced vertically upward 
a distance of 3.0 m? - CORRECT ANSWER-60 J