UTM An athlete in training having a weight of 80 kg pushes horizontally a weighted sled (a) 5 UTM weighing 2500 kg as shown in Figure 3.1. Knowing that the coefficient of static friction 3 UT the sled and the ground is, ls = 0.35. (Given g = 9.81 m/s) Draw the Free Body Diagram of the sled. i. ii. Determine the smallest force, P before the sled about to move. iii. Ifthe coefficient of static friction between his shoes and the ground is le = 0.65, & UTM explain whether he can move the sled or not. TM
UTM An athlete in training having a weight of 80 kg pushes horizontally a weighted sled (a) 5 UTM weighing 2500 kg as shown in Figure 3.1. Knowing that the coefficient of static friction 3 UT the sled and the ground is, ls = 0.35. (Given g = 9.81 m/s) Draw the Free Body Diagram of the sled. i. ii. Determine the smallest force, P before the sled about to move. iii. Ifthe coefficient of static friction between his shoes and the ground is le = 0.65, & UTM explain whether he can move the sled or not. TM
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Transcribed Image Text:5 UTM
(а)
An athlete in training having a weight of 80 kg pushes horizontally a weighted sled
weighing 2500 kg as shown in Figure 3.1. Knowing that the coefficient of static friction
UTI
3 UTM
between the sled and the ground is, µs = 0.35. (Given g = 9.81 m/s)
Draw the Free Body Diagram of the sled.
UTM
i.
ii,
Determine the smallest force, P before the sled about to move.
ii.
Ifthe coefficient of static friction between his shoes and the ground is l; = 0.65,
5 UTM
explain whether he can move the sled or not.
5 UTM
3 UTM
8 UTM
UT
8 UTM
&UTM
& UTM
Figure 3.1
5 UTM
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