Q1 a) A child pulls and accelerates a 20 kg box along a straight path on a horizontal surface. He exerts a force of 55 N

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Q1 a) A child pulls and accelerates a 20 kg box along a straight path on a horizontal surface. He exerts a force of 55 N

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Q1 A A Child Pulls And Accelerates A 20 Kg Box Along A Straight Path On A Horizontal Surface He Exerts A Force Of 55 N 1
Q1 A A Child Pulls And Accelerates A 20 Kg Box Along A Straight Path On A Horizontal Surface He Exerts A Force Of 55 N 1 (92.17 KiB) Viewed 12 times
Q1 a) A child pulls and accelerates a 20 kg box along a straight path on a horizontal surface. He exerts a force of 55 N on the box at an angle of 20° above the horizontal, as shown in the figure. The coefficient of friction between the box and the surface is 0.22. 55 N 20 kg 20° Figure QA1 i i) Draw and label a free-body diagram for the box. (5 Marks) ii) iii) iv) Calculate the normal force on the box. (5 Marks) Calculate the friction force on the box. (3 Marks) Calculate the net force (resultant force) which make the box to (4 Marks) accelerate along the straight path on the horizontal surface. Calculate the acceleration (a) of the box. (3 Marks) v)
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