At a given instant the top B of the ladder has an acceleration ag = 22 ft/s² and a velocity of up=4.8 ft/s, both acting downward. (Eigure 1) Figure 16 KET < 1 of 1 > Part A Determine the acceleration of the bottom A of the ladder Express your answer to three significant figures and include the appropriate units. a = Submit Part B HA Value Submit Request Answer Determine the ladder's angular acceleration at this instant Express your answer to three significant figures and include the appropriate units. Enter positive value if the angular acceleration is counterclockwise and negative value if the angular acceleration is clockwise. a= Value Units HA 4 → C prec ? Request Answer ? Units

The flywheel rotates with an angular velocity of w = (40¹/2) rad/s, where is in radians. (Figure 1) Figure 99°F Sunny 1 of 1 Pro

Bar AB has the angular motions shown. Suppose that WAB = 3.2 rad/s and AB = 6.3 rad/s². (Figure 1) Figure AB 0.5 m B 1m 60° 1 of 1 Part A Determine the velocity of the slider block C at this instant. Express your answer to three significant figures and include the appropriate units. (vc) z = Submit Part B μA Value Request Answer ºμÅ Units Determine the acceleration of the slider block C at this instant. Express your answer to three significant figures and include the appropriate units. (ac) z = Value ? Units ]]?

Two tractors leave point O at the same time and drive in the directions shown. Tractor A is traveling at a m m constant speed of 4 = 9. Tractor B is traveling at a constant speed of UB = 13 S Hint: 1. Use constant acceleration equations to find time. VA A Variable 0₁ 02 0₁ -C = y + 0₂ Values for the figure are given in the following table. Note the figure may not be to scale. Value 30 degrees 35 degrees Round your final answers to 3 significant digits/figures. V = ( m a. Determine the velocity of tractor A relative to tractor B, V4, express as a Cartesian vector. b. Determine the magnitude of the velocity of tractor A relative to tractor B, c. How long after leaving point O will the tractors be 500 m apart? VB B m X

Bar AB has the angular motions shown. Suppose that wAB = 3.8 rad/s and AB = 6.9 rad/s². (Figure 1) Figure AB AB 0.5 m 45° B 1m 60° 1 of 1

For the following mechanism, if the length of rod AB, I = 2.0 m, and its angular velocity w = 5.5 rad/s, determine the magnitude of the angular velocity of rod AB. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point and proper unit. 0.5 m B 30° A 45° Your Answer: Answer units

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