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▼ ▼ Part A - Kinetic Energy of a Pulley and Weight System Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 12.0 kg, outer radius Ro = 150 mm, inner radius R = 100 mm, and radius of gyration ko 123 mm. Cylinder A weighs 73.0 N. Assume there is no friction between the pulley and its axle and that the rope is massless. At the instant when w = 81.0 rad/s clockwise, what is the kinetic energy of the system? Express your answer to three significant figures and include the appropriate units. ▸ View Available Hint(s) T = μА Value Submit Previous Answers * Incorrect; Try Again T = Units Part B - Kinetic Energy of a Rolling Bicycle Wheel The bicycle wheel shown in the figure rolls without slipping. (Figure 3) The wheel has a weight of 5.70 lb, a radius of r= 13.0 in, and is rolling in such a way that the center hub, O, is moving to the right at a constant speed of v= 12.0 ft/s. Assume all the mass is evenly distributed at the outer radius r of the wheel/tire assembly. What is the total kinetic energy of the bicycle wheel? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) μÁ Value ? Units Submit Previous Answers ?

▼ ▼ Part A - Kinetic Energy of a Pulley and Weight System Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 12.0 kg, outer radius Ro = 150 mm, inner radius R = 100 mm, and radius of gyration ko 123 mm. Cylinder A weighs 73.0 N. Assume there is no friction between the pulley and its axle and that the rope is massless. At the instant when w = 81.0 rad/s clockwise, what is the kinetic energy of the system? Express your answer to three significant figures and include the appropriate units. ▸ View Available Hint(s) T = μА Value Submit Previous Answers * Incorrect; Try Again T = Units Part B - Kinetic Energy of a Rolling Bicycle Wheel The bicycle wheel shown in the figure rolls without slipping. (Figure 3) The wheel has a weight of 5.70 lb, a radius of r= 13.0 in, and is rolling in such a way that the center hub, O, is moving to the right at a constant speed of v= 12.0 ft/s. Assume all the mass is evenly distributed at the outer radius r of the wheel/tire assembly. What is the total kinetic energy of the bicycle wheel? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) μÁ Value ? Units Submit Previous Answers ?

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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Part A - Kinetic Energy of a Pulley and Weight System Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 12.0 kg, outer radius Ro = 150 mm, inner radius R = 100 mm, and radius of gyration ko 123 mm. Cylinder A weighs 73.0 N. Assume there is no friction between the pulley and its axle and that the rope is massless. At the instant when w = 81.0 rad/s clockwise, what is the kinetic energy of the system? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) T = μA Value Submit Previous Answers X Incorrect; Try Again Units Part B - Kinetic Energy of a Rolling Bicycle Wheel Ol The bicycle wheel shown in the figure rolls without slipping. (Figure 3) The wheel has a weight of 5.70 lb, a radius of r= 13.0 in, and is rolling in such a way that the center hub, O, is moving to the right at a constant speed of v= 12.0 ft/s. Assume all the mass is evenly distributed at the outer radius r of the wheel/tire assembly. μÅ What is the total kinetic energy of the bicycle wheel? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) T = Value ? Vo p Units Submit Previous Answers ?
Transcribed Image Text:Part A - Kinetic Energy of a Pulley and Weight System Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 12.0 kg, outer radius Ro = 150 mm, inner radius R = 100 mm, and radius of gyration ko 123 mm. Cylinder A weighs 73.0 N. Assume there is no friction between the pulley and its axle and that the rope is massless. At the instant when w = 81.0 rad/s clockwise, what is the kinetic energy of the system? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) T = μA Value Submit Previous Answers X Incorrect; Try Again Units Part B - Kinetic Energy of a Rolling Bicycle Wheel Ol The bicycle wheel shown in the figure rolls without slipping. (Figure 3) The wheel has a weight of 5.70 lb, a radius of r= 13.0 in, and is rolling in such a way that the center hub, O, is moving to the right at a constant speed of v= 12.0 ft/s. Assume all the mass is evenly distributed at the outer radius r of the wheel/tire assembly. μÅ What is the total kinetic energy of the bicycle wheel? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) T = Value ? Vo p Units Submit Previous Answers ?
Part A - Kinetic Energy of a Pulley and Weight System Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 12.0 kg, outer radius Ro = 150 mm, inner radius R₁ = 100 mm, and radius of gyration ko 123 mm. Cylinder A weighs 73.0 N. Assume there is no friction between the pulley and its axle and that the rope is massless. At the instant when w = 81.0 rad/s clockwise, what is the kinetic energy of the system? T = Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) μA Value Submit Previous Answers X Incorrect; Try Again T = Units Part B - Kinetic Energy of a Rolling Bicycle Wheel μà R₁ The bicycle wheel shown in the figure rolls without slipping. (Figure 3) The wheel has a weight of 5.70 lb, a radius of r = 13.0 in, and is rolling in such a way that the center hub, O, is moving to the right at a constant speed of v= 12.0 ft/s. Assume all the mass is evenly distributed at the outer radius r of the wheel/tire assembly. Value ? What is the total kinetic energy of the bicycle wheel? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Ro Units Submit Previous Answers ?
Transcribed Image Text:Part A - Kinetic Energy of a Pulley and Weight System Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 12.0 kg, outer radius Ro = 150 mm, inner radius R₁ = 100 mm, and radius of gyration ko 123 mm. Cylinder A weighs 73.0 N. Assume there is no friction between the pulley and its axle and that the rope is massless. At the instant when w = 81.0 rad/s clockwise, what is the kinetic energy of the system? T = Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) μA Value Submit Previous Answers X Incorrect; Try Again T = Units Part B - Kinetic Energy of a Rolling Bicycle Wheel μà R₁ The bicycle wheel shown in the figure rolls without slipping. (Figure 3) The wheel has a weight of 5.70 lb, a radius of r = 13.0 in, and is rolling in such a way that the center hub, O, is moving to the right at a constant speed of v= 12.0 ft/s. Assume all the mass is evenly distributed at the outer radius r of the wheel/tire assembly. Value ? What is the total kinetic energy of the bicycle wheel? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Ro Units Submit Previous Answers ?
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