Forces stick-block. In the figure below, a 37 kg block is pushed across a frictionless floor by means of a 3.8 kg stick. The block moves from rest through distance d = 73 cm in 1.5 s at constant acceleration. (a) Identify all horizontal third-law force pairs. (b) What is the magnitude of the force on the stick from the hand? (c) What is the magnitude of the force on the block from the stick? (d) What is the magnitude of the net force on the stick?

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Chapter5: Newton's Law Of Motion
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Problem 23P: While sliding a couch across a floor, Andrea and Jennifer exert forces FA and FJ on the couch....
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Forces stick-block. In the figure below, a 37 kg block is pushed across a frictionless floor by means of a 3.8 kg stick. The block moves
from rest through distance d = 73 cm in 1.5 s at constant acceleration. (a) Identify all horizontal third-law force pairs. (b) What is the
magnitude of the force on the stick from the hand? (c) What is the magnitude of the force on the block from the stick? (d) What is the
magnitude of the net force on the stick?
(a)
OF
(b) Number
SB =
=
HB =
(c) Number i
(d) Number i
FSH (hand and stick)
F BS (stick and block)
F BH (hand and block)
Units
Units
Units
m
M
Frictionless
surface
Transcribed Image Text:Forces stick-block. In the figure below, a 37 kg block is pushed across a frictionless floor by means of a 3.8 kg stick. The block moves from rest through distance d = 73 cm in 1.5 s at constant acceleration. (a) Identify all horizontal third-law force pairs. (b) What is the magnitude of the force on the stick from the hand? (c) What is the magnitude of the force on the block from the stick? (d) What is the magnitude of the net force on the stick? (a) OF (b) Number SB = = HB = (c) Number i (d) Number i FSH (hand and stick) F BS (stick and block) F BH (hand and block) Units Units Units m M Frictionless surface
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