Figure 7 shows a block with a mass of 950 g being pushed at a uniform velocity across a horizontal surface. 2.1 State the size and direction of the frictional force if a 5,5 N force is applied. 2.2 Calculate the acceleration of the block if the force of 5,5 N is replaced by a force of 10,5 N. Assume that the frictional force stays the same. 6 N 10 kg 8 N F 950 g Figure 6 Diagram for Figure 7 Diagram for
Figure 7 shows a block with a mass of 950 g being pushed at a uniform velocity across a horizontal surface. 2.1 State the size and direction of the frictional force if a 5,5 N force is applied. 2.2 Calculate the acceleration of the block if the force of 5,5 N is replaced by a force of 10,5 N. Assume that the frictional force stays the same. 6 N 10 kg 8 N F 950 g Figure 6 Diagram for Figure 7 Diagram for
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:Figure 7 shows a block with a mass of 950 g being pushed at a uniform
velocity across a horizontal surface.
2.1 State the size and direction of the frictional force if a 5,5 N force is
applied.
2.2 Calculate the acceleration of the block if the force of 5,5 N is replaced by
a force of 10,5 N. Assume that the frictional force stays the same.
6 N
10 kg
8 N
F
950 g
Figure 6 Diagram for
Question 1.
Figure 7 Diagram for
Question 2.
Motion on an inclined plane
Figure 8 shows a child of mass 25 kg on a slide.
3.1 Calculate the component of the child's weight that acts parallel to
the slide.
3.
3.2 Caiculate the acceleration of the child if the magnitude of the frictional
force is 40 N.
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