A 35-lb suitcase slides from rest 20 ft down the ramp. The suitcase has aninitial velocity down the ramp of A = 12 ft/s and the coefficient of kineticfriction along AB is = 0.25. (Figure 1)Figure20 ft30ftR< 1 of 1▾ Part AHow long does it take to go from A to C?Express your answer to three significant figures and include the appropriate units.View Available Hint(s)t =SubmitPart BValueR=μASubmitDetermine the point where it strikes the ground at CExpress your answer to three significant figures and include the appropriate units.▸ View Available Hint(s)Provide FeedbackμAValueCSUnitsC?keyboard shortcutsUnits?

A 35-lb suitcase slides from rest 20 ft down the ramp. The suitcase has an initial velocity down the ramp of A = 12 ft/s and the coefficient of kinetic friction along AB is 14 = 0.25. (Eigure 1) Figure < 1 of 1 > Y Y Part A How long does it take to go from A to C? Express your answer to three significant figures and include the appropriate View Available Hint(s) t= Submit Part B μA Value 1 → C Units ? keyboard shortcuts Determine the point where it strikes the ground at C Express your answer to three significant figures and include the appropriate ▸ View Available Hint(s)

A 35-lb suitcase slides from rest 20 ft down the ramp. The suitcase has an initial velocity down the ramp of A = 12 ft/s and the coefficient of kinetic friction along AB is 14 = 0.25. (Eigure 1) Figure < 1 of 1 > Y Y Part A How long does it take to go from A to C? Express your answer to three significant figures and include the appropriate View Available Hint(s) t= Submit Part B μA Value 1 → C Units ? keyboard shortcuts Determine the point where it strikes the ground at C Express your answer to three significant figures and include the appropriate ▸ View Available Hint(s)

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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Q1
in the 8-kg box reaches point A it has a speed v= 12 m/s (Figure 1) are B 9 m- x¹/2+yl/2=3 Part A Determine the normal force the box exerts on the surface when it reaches point B. Neglect friction and the size of the box Express your answer to three significant figures and include the appropriate units. N- 55.437 A N Provide Feedback O? Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining
A projectile (m, = 77 g) traveling at v = 585 m/s strikes and becomes embedded in the block (m, = 33 kg), which is initially stationary. Compute the energy lost during the impact. Express your answer as an absolute value JAE| and as a percentage n of the original system energy E. Answers: JAE| = J n = %
The coefficient of kinetic friction between the60-kg crate and the ground is uf = 0.3. The crate starts from rest, and P = 225 N .(Figure 1) Part A Determine the velocity of the crate when t = 4s Express your answer to three significant figures and include the appropriate units. HẢ v = Value Units Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining • Part B Determine the distance the crate travels when 4 s Express your answer to three significant figures and include the appropriate units. Figure HÀ S = Value Units Submit Request Answer 30° Provide Feedback
The coefficient of kinetic friction between the60-kg crate and the ground is u =0.3. The crate starts from rest, and P = 225 N .(Figure 1) Part A Determine the velocity of the crate when t = 4 s Express your answer to three significant figures and include the appropriate units. μΑ ? v = Value Units Submit Request Answer Part B Determine the distance the crate travels when 4 s Express your answer to three significant figures and include the appropriate units. ? S = Value Units Figure Submit Request Answer Provide Feedback 30°
At the instant = 60°, the boy's center of mass G is momentarily at rest. (Figure 1) Figure 10 ft 1 of 1 Part A Determine his speed when 0 = 90°. The boy has a weight of 60 lb. Neglect his size and the mass of the seat and cords. Express your answer to three significant figures and include the appropriate units. V = Submit Part B Value T = Submit ДА O Determine the tension in each of the two supporting cords of the swing when = 90° Express your answer to three significant figures and include the appropriate units. Request Answer Provide Feedback μA Value Units Request Answer ? Units ? Next >
Determine the required dimension d for the barrier. Determine the required dimension h for the barrier.
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A 42-lb suitcase slides from the rest 20 ft down the ramp. The suitcase has an initial velocity down the ramp of v_A = 7 ft/sft/s and the coefficient of kinetic friction along AB is μk = 0.19. (Figure 1) (a) How long does it take to go from A to C? Express your answer to three significant figures and include the appropriate units. The answer is not 1.561 seconds.
a box with a mass of 20kg pulls with constant force p=w if the box was initially at rest what is its speed after a time t=5 the coefficient of friction is mk=02
Q24. The buoyancy force on the 580-kg balloon is F = 6 kN, and the air force acting {C₁.ti-C₂. √t j N, when t is time in on the balloon is Fair seconds, constants C₁ = 24 and C₂ = 240. If the balloon starts from rest, determine its speed after 28 seconds. Neglect the size of the balloon but don't neglect its weight. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point, and proper SI unit. Take g = 9.81 m/s². Fa air Your Answer: Answer = F = 6 kN units