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- 1110. In Fig. P-1109, a ball thrown down the incline strikes it at a distance s 254.5 It. If the ball rises to a maximum height h 64.4 ft above the point of release, compute its initial velocity vo and inclination 6. Ans. v. = 80.5 ft per see; 0= 53.1° FIG. P-1109 and P-1110.A roofer tosses a small tool to the ground. What minimum magnitude vo of horizontal velocity is required to just miss the roof corner B? Also determine the distance d. B Answers: Vo = d = i i -2.4 m 10 LEFTHERI d T 1.3 m 0.9 m 3.8 m m/s 3A roofer tosses a small tool to the ground. What minimum magnitude vo of horizontal velocity is required to just miss the roof corner B? Also determine the distance d. Answers: Vo = d= 3.2 m- 1/0 B 1.4 m + 0.8 m m 3.5 m m/s
- A Tennis player hits a ball 2.0 m above the ground at an angle 5º above the horizontal. The horizontal distance to the net is 7.0 m and the net is 1.0m high. What is the minimum initial speed, vi, needed to clear the net? (Hint: this is like the problem done in the handout, but since we don’t know the initial speed, we have to find horizontal and vertical components and the time symbolically and carry that through.) Im so confused and don't know where to start...The girl at A can throw a ball at va = 10 m/s. Calculate the maximum possible maximum height h at an angle 0 =45 at which it should be thrown. Assume the ball is caught at B at the same elevation from which it is thrown. VA = 10 m/s h A ВA tennis player hits a ball 2.5 m above the ground. The ball leaves his racquet with a horizonatl speed of 10 m/s. The horizontal distance to the net is 5.0 m and the net is 1 meter tall. A) how high is the ball above the net when it passes over the net? B) Find the horizontal speed and vertical speed of the ball when it passes over the net.
- A roofer tosses a small tool to the ground. What minimum magnitude vo of horizontal velocity is required to just miss the roof corner B? Also determine the distance d. Answers: Vo = d = 2.5 m 10 1.1 m + 0.7 m m 3.6 m m/sAs shown in Figure 1 of the ski ramp, you need to make sure that theskier lands safe once they jump from the ski ramp. Given that ramp A has an angle(theta)A = 25° with the horizontal. The initial speed if the skier lands on B, VA is 19.42m/s and the time taken, t for the skier to jump from point A to point B is 4.545s . Calculate the final speed, VB when the skier immediately lands on the ground atpoint B.A boy drops a stone with no initial velocity from the top of a building and it hits the ground in a time of 2.19 s later. What is the height of the cliff, in units of meters? You may assume that air resistance is negligible. Give the answer as a positive number. Question 3 A projectile is fired with initlal velocity vo - 6.00 m/s and its direction is 8 30.0° with the horizontal. What is the max height of the projectile in unit of meters?
- AlpQLSedOPxDLVWCE4srhjam4NjXYApU7IkAnM1LjGKTm-yzjRKJohg/formResponse A plane, diving with constant speed at an angle of 30° with the horizontal, releases a projectile at an altitude of 730 m. The projectile hits the ground 5.00 s after release. What is the speed of the plane? 354 m/s O 365 m/s 132m/s O 243 m/s O 476 m/s REDMI NOTE 9 AI QUAD CAMERA Menmeraha Ali are two football players. AS Ali passes the ball to Mehmet. The velocity of the balltProjectile. A cannonball is catapulted toward a castle. The cannonball’s velocity when it leaves the catapult is 40 m/s at an angle of 370 with respect with the horizontal and the cannonball is 7.0 m above the ground at that time. (a) What is the maximum height above the ground reached by the cannonball? (b) Assuming the cannonball makes it over the castle walls and lands back down on the ground, at what horizontal distance from its release point will it land? (c) What are the x and y components of cannonball’s velocity just before it lands? The y-axis points up.Now assume that the projectile is launched from a height of H = 0.33 m above the table at an angle of 56°. Its launch speed is v₁ = 1.53 m/s. Calculate the range R, i. e. the horizontal distance from launch to impact. Use g = 9.81 m/s². Enter your answer in meters without the unit. projectile launcher Viy U₁ 0 Vix H R-