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The dresser has a weight of 80 lb and is pushed along the floor as shown in (Figure 1). Assume h = 3.5 ft. The coefficient of static friction at A and B is H = 0.26 and the coefficient of kinetic friction is 4 = 0.2. Figure 2.5 ft G. -1.5-1.5- <1 of 1 > ▾ Part A Determine the smallest horizontal force P needed to cause motion. Express your answer in pounds to three significant figures. 1971 ΑΣΦ. 11 Ivec P= Submit ▾ Part B Request Answer Submit 195] ΑΣΦ.11] vec O pwC If force P is increased slightly, determine the acceleration of the dresser. Express your answer in feet per squared second to three significant figures. Enter positive value if the acceleration is to the right and negative value if the acceleration is to the left. Request Answer ? C lb ? ft/s²

The dresser has a weight of 80 lb and is pushed along the floor as shown in (Figure 1). Assume h = 3.5 ft. The coefficient of static friction at A and B is H = 0.26 and the coefficient of kinetic friction is 4 = 0.2. Figure 2.5 ft G. -1.5-1.5- <1 of 1 > ▾ Part A Determine the smallest horizontal force P needed to cause motion. Express your answer in pounds to three significant figures. 1971 ΑΣΦ. 11 Ivec P= Submit ▾ Part B Request Answer Submit 195] ΑΣΦ.11] vec O pwC If force P is increased slightly, determine the acceleration of the dresser. Express your answer in feet per squared second to three significant figures. Enter positive value if the acceleration is to the right and negative value if the acceleration is to the left. Request Answer ? C lb ? ft/s²

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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The dresser has a weight of 80 lb and is pushed along the floor as shown in (Figure 1). Assume h = 3.5 ft. The coefficient of static friction at A and B is μ = 0.26 and the coefficient of kinetic friction is μ = 0.2. Figure 2.5 ft G -1.5 ft-1.5 ft- B h P < 1 of 1 > Part A Determine the smallest horizontal force P needed to cause motion. Express your answer in pounds to three significant figures. P = Submit Part B IVE ΑΣΦ | 11 a = Request Answer OF [ΠΙ ΑΣΦ Submit If force P is increased slightly, determine the acceleration of the dresser. Express your answer in feet per squared second to three significant figures. Enter positive value if the acceleration is to the right and negative value if the acceleration is to the left. ↓↑ vec Request Answer vec ? www. lb ? ft/s²
Transcribed Image Text:The dresser has a weight of 80 lb and is pushed along the floor as shown in (Figure 1). Assume h = 3.5 ft. The coefficient of static friction at A and B is μ = 0.26 and the coefficient of kinetic friction is μ = 0.2. Figure 2.5 ft G -1.5 ft-1.5 ft- B h P < 1 of 1 > Part A Determine the smallest horizontal force P needed to cause motion. Express your answer in pounds to three significant figures. P = Submit Part B IVE ΑΣΦ | 11 a = Request Answer OF [ΠΙ ΑΣΦ Submit If force P is increased slightly, determine the acceleration of the dresser. Express your answer in feet per squared second to three significant figures. Enter positive value if the acceleration is to the right and negative value if the acceleration is to the left. ↓↑ vec Request Answer vec ? www. lb ? ft/s²
Part C Also, what are the normal reaction at A and B when it begins to move? Express your answers in pounds using three significant figures separated by a comma. NA, NB= Submit VAΣ vec Request Answer ? lb
Transcribed Image Text:Part C Also, what are the normal reaction at A and B when it begins to move? Express your answers in pounds using three significant figures separated by a comma. NA, NB= Submit VAΣ vec Request Answer ? lb
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