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3.when x =10 ft, the crate has a speed of 20 ft/s which is increasing at...
000000000 When x = s = 11.2ft, the crate has a speed of 20 ft /...
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When x = s = 11.2ft, the crate has a speed of 20 ft / s which is increasing at 5.6ft / s2. (Figure 1) Determine the direction of the crate's velocity at this instant. Express your answer using three significant figures. Determine the magnitude of the crate's acceleration at this instant. Express your answer to three significant figures and include the appropriate units.
A crate slides down the ramp shown. At the instant where the speed and position are...
A crate slides down the ramp shown. At the instant where the speed and position are pictured, determine the crates total acceleration if its speed is increasing at 6 ft/s2. Hint: Use calculus to find the curve's radius of curvature. Ans: 16.3 ft/s2 20 ft/s -10 ft
A crate is moving on a conveyor belt at a speed of 5 ft/s when it...
A crate is moving on a conveyor belt at a speed of 5 ft/s when it is delivered at point A to a ramp with an angle of 30 degrees. If the kinetic coefficient between the crate and the ramp is 0.20, find the speed of the crate when it reaches point B. Report your answer in ft/s. 5 ft/s A 20 Ft B
A crate is moving on a conveyor belt at a speed of 5 ft/s when it...
A crate is moving on a conveyor belt at a speed of 5 ft/s when it is delivered at point A to a ramp with an angle of 30 degrees. If the kinetic coefficient between the crate and the ramp is 0.20, find the speed of the crate when it reaches point B. Report your answer in ft/s. 5 ft/s A 20 ft B
in 0.40 Hk 0.25 20° At a certain instant, the m 30 kg crate has a velocity of vo 10 m/s up the 20° incline Calculate (a) the time t required for the crate to come to rest t Number (b) the correspondi...
in 0.40 Hk 0.25 20° At a certain instant, the m 30 kg crate has a velocity of vo 10 m/s up the 20° incline Calculate (a) the time t required for the crate to come to rest t Number (b) the corresponding distance d travelled, and dNumber (c) the distance d' travelled when the crate speed has been reduced to 5 m/s. d'#| Number
in 0.40 Hk 0.25 20° At a certain instant, the m 30 kg crate has...
The automobile has a speed of 50 ft/s at point A and an acceleration having a...
The automobile has a speed of 50 ft/s at point A and an
acceleration having a magnitude of a = 20 ft/s2 , acting
in the direction shown.
Part A) Determine the radius of curvature of the path at point
A.
Part B) Determine the tangential component of acceleration.
θ=30°
This car's speed is 60 ft/s, and is increasing at a rate of 4 ft/s2
This car's speed is 60 ft/s, and is increasing at a rate of 4 ft/s2. What is the magnitude of the car's acceleration? Report your answer in ft/s2.
A speed skater, when viewed from above, has an initial velocity of 25 ft/s T and...
A speed skater, when viewed from above, has an initial velocity of 25 ft/s T and 4 seconds later a final velocity of 25 ft/s 407 Determine the skater's average acceleration.
13-7. The 10-lb block has a speed of 4 ft/s when the force of F =...
13-7. The 10-lb block has a speed of 4 ft/s when the force of F = (8t^2) lb is applied. Determine the velocity of the block when it moves s = 30 ft. The coefficient of kinetic friction at the surface is mus = 0.2.
Dynamics The 10-lb bob of a pendulum has a velocity of 15 ft/s. If the cable...
Dynamics The 10-lb bob of a pendulum has a velocity of 15 ft/s. If the cable supporting the bob is 5 feet long, determine the tension in the cable and the total acceleration of the bob at the instant shown. Given: Find: Solution: FBD Determine the acceleration of the bob in the direction of the velocity. Draw a free-body diagram of the bob. Remember to include a coordinate system. Kinematics Equation of Motion Calculate the total acceleration of the bob....
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When x = s = 11.2ft, the crate has a speed of 20 ft / s which is increasing at 5.6ft / s2. (Figure 1) Determine the direction of the crate's velocity at this instant. Express your answer using three significant figures. Determine the magnitude of the crate's acceleration at this instant. Express your answer to three significant figures and include the appropriate units.
A crate slides down the ramp shown. At the instant where the speed and position are pictured, determine the crates total acceleration if its speed is increasing at 6 ft/s2. Hint: Use calculus to find the curve's radius of curvature. Ans: 16.3 ft/s2 20 ft/s -10 ft
A crate is moving on a conveyor belt at a speed of 5 ft/s when it is delivered at point A to a ramp with an angle of 30 degrees. If the kinetic coefficient between the crate and the ramp is 0.20, find the speed of the crate when it reaches point B. Report your answer in ft/s. 5 ft/s A 20 Ft B
A crate is moving on a conveyor belt at a speed of 5 ft/s when it is delivered at point A to a ramp with an angle of 30 degrees. If the kinetic coefficient between the crate and the ramp is 0.20, find the speed of the crate when it reaches point B. Report your answer in ft/s. 5 ft/s A 20 ft B
in 0.40 Hk 0.25 20° At a certain instant, the m 30 kg crate has a velocity of vo 10 m/s up the 20° incline Calculate (a) the time t required for the crate to come to rest t Number (b) the corresponding distance d travelled, and dNumber (c) the distance d' travelled when the crate speed has been reduced to 5 m/s. d'#| Number
in 0.40 Hk 0.25 20° At a certain instant, the m 30 kg crate has...
The automobile has a speed of 50 ft/s at point A and an
acceleration having a magnitude of a = 20 ft/s2 , acting
in the direction shown.
Part A) Determine the radius of curvature of the path at point
A.
Part B) Determine the tangential component of acceleration.
θ=30°
13-7. The 10-lb block has a speed of 4 ft/s when the force of F = (8t^2) lb is applied. Determine the velocity of the block when it moves s = 30 ft. The coefficient of kinetic friction at the surface is mus = 0.2.
Dynamics The 10-lb bob of a pendulum has a velocity of 15 ft/s. If the cable supporting the bob is 5 feet long, determine the tension in the cable and the total acceleration of the bob at the instant shown. Given: Find: Solution: FBD Determine the acceleration of the bob in the direction of the velocity. Draw a free-body diagram of the bob. Remember to include a coordinate system. Kinematics Equation of Motion Calculate the total acceleration of the bob....
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