A boy is pushing horizontally on a Teflon block to hold it against a vertical wall. (a) If the block has a mass of 0.12 kg, what minimum magnitude of force must the boy apply if the block is not to slide down the wall? Assume a value of 0.050 for the coefficient of static friction between Teflon and the wall. Type your answer here Please type your answer to submit N (b) Compare your answer in (a) to the magnitude of upward force required to simply hold the block in the boy's hand; that is,

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Chapter1: Units, Trigonometry. And Vectors
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A boy is pushing horizontally on a Teflon block to hold it against a vertical wall.
(a) If the block has a mass of 0.12 kg, what minimum magnitude of force must the boy apply if the block is not to slide down the
wall? Assume a value of 0.050 for the coefficient of static friction between Teflon and the wall.
Type your answer here
Please type your answer to submit
(b) Compare your answer in (a) to the magnitude of upward force required to simply hold the block in the boy's hand; that is,
! N
determine the ratio of your answer in (a) to the upward force magnitude.
of Type your answer here
Please type your answer to submit
!
Type your answer here
Please type your answer to submit
!
x10 to the power
k" Of
Transcribed Image Text:A boy is pushing horizontally on a Teflon block to hold it against a vertical wall. (a) If the block has a mass of 0.12 kg, what minimum magnitude of force must the boy apply if the block is not to slide down the wall? Assume a value of 0.050 for the coefficient of static friction between Teflon and the wall. Type your answer here Please type your answer to submit (b) Compare your answer in (a) to the magnitude of upward force required to simply hold the block in the boy's hand; that is, ! N determine the ratio of your answer in (a) to the upward force magnitude. of Type your answer here Please type your answer to submit ! Type your answer here Please type your answer to submit ! x10 to the power k" Of
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