9. An object weighing 38N rest on a surface. The coefficient of friction between the surface and the object is 0.25. What is the frictional force between the object and the surface? A 30 N force applied to pull the object horizontally. What is the magnitude a the unbalanced force? What is the acceleration of the box? O025°9.8 =2.45

Glencoe Physics: Principles and Problems, Student Edition
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Author:Paul W. Zitzewitz
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Chapter5: Displacement And Force In Two Dimensions
Section5.2: Friction
Problem 19PP
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need help on 9
rgulred t pull a 23SON trunk across the floor at
sdin frictton
pe Find e co
8. Mr. Robken drags a cart across the Huggs basketball court and exerts a force of 150N. If
the cart has a mass of 50 kg and it is being accelerated at 3m/s then what is the force of
friction?
(50)(3)(1.8)
Fn
= 1470
Fapp
FF
Fg
9. An object weighing 38N rest on a surface. The coefficient of friction between the
surface and the object is 0.25. What is the frictional force between the object and the
surface? A 30 N force applied to pull the object horizontally. What is the magnitude of
the unbalanced force? What is the acceleration of the box?
O,25°9.8
=2:45 N
bns lood ert
Fapp
Transcribed Image Text:rgulred t pull a 23SON trunk across the floor at sdin frictton pe Find e co 8. Mr. Robken drags a cart across the Huggs basketball court and exerts a force of 150N. If the cart has a mass of 50 kg and it is being accelerated at 3m/s then what is the force of friction? (50)(3)(1.8) Fn = 1470 Fapp FF Fg 9. An object weighing 38N rest on a surface. The coefficient of friction between the surface and the object is 0.25. What is the frictional force between the object and the surface? A 30 N force applied to pull the object horizontally. What is the magnitude of the unbalanced force? What is the acceleration of the box? O,25°9.8 =2:45 N bns lood ert Fapp
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