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Problem 13.82 The 840 -kg motorbike travels with a constant speed of 80 km/h up the...
it has a speed When the 7-kg box reaches point VA = 13 m/s. (Figure 1)...
it has a speed When the 7-kg box reaches point VA = 13 m/s. (Figure 1) 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. Figure < 1 of 1 I Å O2 ? N N = = Value N Submit Previous Answers Request Answer x1/2 + yl/2 = 3 X Incorrect;...
12 m/s When the 9 kg box reaches point it has a speed Neglect friction and...
12 m/s When the 9 kg box reaches point it has a speed Neglect friction and the sure of the box. (Figure 1) Part A Determine how high the box reaches up the surface before it comes to a stop Express your answer to three significant figures and include the appropriate units. HAR O ? Value Units Figure Submit Request Answ Part B What is the resultant normal force on the surface at this point? Express your answer to three...
The 2-kg collar has a velocity of 4 m/s to the right when it is at...
The 2-kg collar has a velocity of 4 m/s to the right when it is at A. It then travels along the smooth guide shown. The spring has an unstretched length of 100 mm and B is located just before the end of the curved portion of the rod. (Figure 1) Determine the collar's speed when its center reaches point B. Express your answer to three significant figures and include the appropriate units LuÀ 5 + 6 = ? Value...
Problem 14.92 The roller coaster car has a speed of vA 26 ft/s when it is...
Problem 14.92 The roller coaster car has a speed of vA 26 ft/s when it is at the crest of a vertical parabolic track. The total weight of the car and the passengers is 360 lb. Neglect friction and the mass of the wheels. (Figure 1) Figure 1 of 1 x y 200 (40000-) 200 ft 200 ft Part A Determine the car's velocity when it reaches point B. Express your answer to three significant figures and include the appropriate...
A car travels up a hill at a constant speed of 40 km/h and returns down...
A car travels up a hill at a constant speed of 40 km/h and returns down the hill at a constant speed of 60 km/h. Calculate the average speed for the round trip.
A 830 kg car travels around a curve of 180 m radius at 80 km/h. The...
A 830 kg car travels around a curve of 180 m radius at 80 km/h. The acceleration of gravity is 9.81 m/s^2. What should be the banking angle of the curve so that the force of the pavement on the tires of the car is in the normal direction? Answer in units of degrees.
The 1930 kg cable car shown in the figure descends a 200-m-high hill. In addition to...
The 1930 kg cable car shown in the figure descends a 200-m-high hill. In addition to its brakes, the cable car controls its speed by pulling an 1760 kg counterweight up the other side of the hill. The rolling friction of both the cable car and the counterweight are negligible. (Figure 1) Part A How much braking force does the cable car need to descend at constant speed? Express your answer with the appropriate units. Value Units Submit Request Answer...
u Review Pilot travels around the vertical curve having a radius of curvature p = 800...
u Review Pilot travels around the vertical curve having a radius of curvature p = 800 m. He has a mass of 74 kg. (Figure 1) Part A Determine the maximum constant speed at which the pilot can travel, so that he experiences a maximum acceleration an = 89 = 78.5 m/s² Express your answer to three significant figures and include the appropriate units. Figure (< 1 of 1 > CH HÅ* o 2 ? Value Units v= Submit Request...
KAssignment 3 Problem 14.76 Part A The 2-kg smooth collar has a speed of 3 m/s...
KAssignment 3 Problem 14.76 Part A The 2-kg smooth collar has a speed of 3 m/s when it is at 80. The spring has an unstretched lenath of 1 m Determine the maximum distance s the collar travels before it stops momentarily Express your answer to three significant figures and include the appropriate units. he o fes keyboard shortcuts heip 2.18 s = m Previous Answers Request Answer Submit X Incorrect: Try Again; 5 attempts remaining Figure 1 of 1>...
A Review Motor M exerts a constant force of P = 720 N on the rope....
A Review Motor M exerts a constant force of P = 720 N on the rope. (Figure 1) Part A If the 120-kg post is at rest when 0 = 0°, determine the angular velocity of the post at the instant 0 = 60 ° . Neglect the mass of the pulley and its size, and consider the post as a slender rod. Express your answer using three significant figures. Η ΑΣΦ vec ? W= rad/s Figure 1 of 1...
it has a speed When the 7-kg box reaches point VA = 13 m/s. (Figure 1) 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. Figure < 1 of 1 I Å O2 ? N N = = Value N Submit Previous Answers Request Answer x1/2 + yl/2 = 3 X Incorrect;...
12 m/s When the 9 kg box reaches point it has a speed Neglect friction and the sure of the box. (Figure 1) Part A Determine how high the box reaches up the surface before it comes to a stop Express your answer to three significant figures and include the appropriate units. HAR O ? Value Units Figure Submit Request Answ Part B What is the resultant normal force on the surface at this point? Express your answer to three...
The 2-kg collar has a velocity of 4 m/s to the right when it is at A. It then travels along the smooth guide shown. The spring has an unstretched length of 100 mm and B is located just before the end of the curved portion of the rod. (Figure 1) Determine the collar's speed when its center reaches point B. Express your answer to three significant figures and include the appropriate units LuÀ 5 + 6 = ? Value...
Problem 14.92 The roller coaster car has a speed of vA 26 ft/s when it is at the crest of a vertical parabolic track. The total weight of the car and the passengers is 360 lb. Neglect friction and the mass of the wheels. (Figure 1) Figure 1 of 1 x y 200 (40000-) 200 ft 200 ft Part A Determine the car's velocity when it reaches point B. Express your answer to three significant figures and include the appropriate...
The 1930 kg cable car shown in the figure descends a 200-m-high hill. In addition to its brakes, the cable car controls its speed by pulling an 1760 kg counterweight up the other side of the hill. The rolling friction of both the cable car and the counterweight are negligible. (Figure 1) Part A How much braking force does the cable car need to descend at constant speed? Express your answer with the appropriate units. Value Units Submit Request Answer...
u Review Pilot travels around the vertical curve having a radius of curvature p = 800 m. He has a mass of 74 kg. (Figure 1) Part A Determine the maximum constant speed at which the pilot can travel, so that he experiences a maximum acceleration an = 89 = 78.5 m/s² Express your answer to three significant figures and include the appropriate units. Figure (< 1 of 1 > CH HÅ* o 2 ? Value Units v= Submit Request...
KAssignment 3 Problem 14.76 Part A The 2-kg smooth collar has a speed of 3 m/s when it is at 80. The spring has an unstretched lenath of 1 m Determine the maximum distance s the collar travels before it stops momentarily Express your answer to three significant figures and include the appropriate units. he o fes keyboard shortcuts heip 2.18 s = m Previous Answers Request Answer Submit X Incorrect: Try Again; 5 attempts remaining Figure 1 of 1>...
A Review Motor M exerts a constant force of P = 720 N on the rope. (Figure 1) Part A If the 120-kg post is at rest when 0 = 0°, determine the angular velocity of the post at the instant 0 = 60 ° . Neglect the mass of the pulley and its size, and consider the post as a slender rod. Express your answer using three significant figures. Η ΑΣΦ vec ? W= rad/s Figure 1 of 1...
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