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to stop a 90 kg basketball player landing from a jump with a downward vertical...
A 75-kg volleyball player performs a maximum-effort vertical jump with an initial velocity of 3 m/s....
A 75-kg volleyball player performs a maximum-effort vertical jump with an initial velocity of 3 m/s. The player leaves the ground with an upright body position and also touches down with the same body position. Answer the following: ua A. How much will the player's center of mass (COM) travel in the air along the vertical direction during the ascending phase of the jump? Compute the maximum kinetic energy of the player during the jump. C. Compute the maximum potential...
Anelite Basketball player has a 39 inch standing vertical, meaning that this person can jump straight upward to a heigh...
Anelite Basketball player has a 39 inch standing vertical, meaning that this person can jump straight upward to a height of 39 inches. (For all parts of this problem neglect air resistance) To three significant digits what is the velocity, in m/s, of the basketball player the instant leaving the ground? m/s How long total is the basketball player in the air? (round to 3 significant digits) What are the magnitude and direction of the acceleration at each instance? (Direction...
A 110-kg basketball player can jump a vertical distance of 1.3 meters (approx. 4 feet). For...
A 110-kg basketball player can jump a vertical distance of 1.3 meters (approx. 4 feet). For this entire problem, assume that the athlete has NO horizontal motion. (Ignore air resistance.) 6. (2 pts.) What must be the player's initial vertical velocity as he leaves the ground? A. 3.4m/s B. 5.0 m/s D. 9.2 m/s E II m/s C. 7.6 m/s 7. (I pt.) At the moment the athlete reaches his maximum height, which of the following is/are equal to zere?...
8. A 100 kg person performs a maximum vertical jump with an initial velocity of 4...
8. A 100 kg person performs a maximum vertical jump with an initial velocity of 4 m/s. (Rounding to the nearest integer) a. What is the performer’s maximum kinetic energy during the jump? [A] b. What is the performer’s maximum potential energy during the jump? [B] c. The performer’s center of mass elevated ___[C]____ cm during the jump. d. How much power the performer must generate if she accelerates to 4 m/s in 0.2 s? [D]
A large wooden turntable in the shape of a flat uniform disk has a radius of...
A large wooden turntable in the shape of a flat uniform disk has a radius of 2.00 m and a total mass of 140 kg . The turntable is initially rotating at 3.00 rad/s about a vertical axis through its center. Suddenly, a 80.0-kg parachutist makes a soft landing on the turntable at a point near the outer edge. A. Find the angular speed of the turntable after the parachutist lands. (Assume that you can treat the parachutist as a...
A large wooden turntable in the shape of a flat uniform disk has a radius of...
A large wooden turntable in the shape of a flat uniform disk has a radius of 2.00 m and a total mass of 120 kg. The turntable is initially rotating at 2.00 rad/s about a vertical axis through its center. Suddenly, a 75.0-kg parachutist makes a soft landing on the turntable at a point near the outer edge. Part A: Find the angular speed of the turntable after the parachutist lands. (Assume that you can treat the parachutist as a...
A large wooden turntable in the shape of a flat uniform disk has a radius of...
A large wooden turntable in the shape of a flat uniform disk has a radius of 2.05 m and a total mass of 130 kg. The turntable is initially rotating at 3.40 rad/s about a vertical axis through its center. Suddenly, a 72.5-kg parachutist makes a soft landing on the turntable at a point near the outer edge. (a) Find the angular speed of the turntable after the parachutist lands. (Assume that you can treat the parachutist as a particle.)...
A 65 kg kangaroo jumps vertically to a height of 1.8 m. Assume that there is...
A 65 kg kangaroo jumps vertically to a height of 1.8 m. Assume that there is very little horizontal motion, and that air resistance is negligible. a) What is its potential energy at the top of its jump? b) What must its kinetic energy have been at the beginning of the jump, the moment after its feet left contact with the ground? c) Based on your answer from (b), what was the kangaroo's initial upward velocity, just after leaving the...
Ionsider the ski jump track shown in Figure 2 below. The radius of curvature of the...
Ionsider the ski jump track shown in Figure 2 below. The radius of curvature of the track is r= 60 [m] and the ski jumper's mass is 65 [kg]. The ski jumper's angular displacement, 6 is defined from the horizontal as shown. The ski jumper goes along the ski jump track for 6 = 120° before launching at an angle B = 30° above the horizontal. r=60[m] 0 0=120° LAUNCH POINT ski jumper B -GROUND Figure 2: Ski jumper attempting...
A 1.85 m tall basketball player attempts a goal 14.03m from the basketball hoop, which is...
A 1.85 m tall basketball player attempts a goal 14.03m from the basketball hoop, which is at the height of 3.05 m. The acceleration of gravity id 9.81 m/s^2. If he shoots the ball at an angle of 46.0 degree, at what initial speed must he throw the basketball so that it goes through the hoop without striking the board? What is the time required for the ball to reach its maximum height? Determine the maximum height reached by the...
A 75-kg volleyball player performs a maximum-effort vertical jump with an initial velocity of 3 m/s. The player leaves the ground with an upright body position and also touches down with the same body position. Answer the following: ua A. How much will the player's center of mass (COM) travel in the air along the vertical direction during the ascending phase of the jump? Compute the maximum kinetic energy of the player during the jump. C. Compute the maximum potential...
Anelite Basketball player has a 39 inch standing vertical, meaning that this person can jump straight upward to a height of 39 inches. (For all parts of this problem neglect air resistance) To three significant digits what is the velocity, in m/s, of the basketball player the instant leaving the ground? m/s How long total is the basketball player in the air? (round to 3 significant digits) What are the magnitude and direction of the acceleration at each instance? (Direction...
A 110-kg basketball player can jump a vertical distance of 1.3 meters (approx. 4 feet). For this entire problem, assume that the athlete has NO horizontal motion. (Ignore air resistance.) 6. (2 pts.) What must be the player's initial vertical velocity as he leaves the ground? A. 3.4m/s B. 5.0 m/s D. 9.2 m/s E II m/s C. 7.6 m/s 7. (I pt.) At the moment the athlete reaches his maximum height, which of the following is/are equal to zere?...
Ionsider the ski jump track shown in Figure 2 below. The radius of curvature of the track is r= 60 [m] and the ski jumper's mass is 65 [kg]. The ski jumper's angular displacement, 6 is defined from the horizontal as shown. The ski jumper goes along the ski jump track for 6 = 120° before launching at an angle B = 30° above the horizontal. r=60[m] 0 0=120° LAUNCH POINT ski jumper B -GROUND Figure 2: Ski jumper attempting...
A 1.85 m tall basketball player attempts a goal 14.03m from the basketball hoop, which is at the height of 3.05 m. The acceleration of gravity id 9.81 m/s^2. If he shoots the ball at an angle of 46.0 degree, at what initial speed must he throw the basketball so that it goes through the hoop without striking the board? What is the time required for the ball to reach its maximum height? Determine the maximum height reached by the...
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