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47. An object undergoing projectile motion travels 1.00 x 102 m in the horizontal direction before...
Assuming there is no air resistance, the horizontal velocity of an object in projectile motion is:...
Assuming there is no air resistance, the horizontal velocity of an object in projectile motion is: A. Changing B. Constant C. Always zero, regardless of the initial horizontal velocity component
A ball thrown horizontally with speed vi = 20.0 m/s travels a horizontal distance of d...
A ball thrown horizontally with speed vi = 20.0 m/s travels a horizontal distance of d = 58.0 m before hitting the ground. From what height h was the ball thrown? When setting up projectile motion questions, which of the following characteristics of projectile motion are important to keep in mind? Check all that apply. a. Projectile motion is the motion of an object that moves in two dimensions under the influence of gravity and air resistance. b. Although the...
9. The figure below shows the trajectory of a ball undergoing projectile motion. The time t-0s...
9. The figure below shows the trajectory of a ball undergoing projectile motion. The time t-0s corresponds . Its launch velocity, also called are also indicated in the figure which are X0m and y- 0 m. to the moment just as the ball is launched from position the initial velocity, is g. The other two points along the trajectory corresponding the velocity of the ball at the peak ) it strikes the ground (2) at t How do the speeds...
7. Do the projectile motion General Motion with Unit Vectors and Components An object undergoes the...
7. Do the projectile motion
General Motion with Unit Vectors and Components An object undergoes the following consecutive displacements: s (2i +3j +5k)m,s2 (6i- 9j + 2k)m, and s3 (10i 8j -k)m. a) Find the resultant displacement in terms of unit vectors and components. b) State the magnitude of the resultant displacement. 2. Suppose a hiker travels 5 km southwest from their camp. Then, the hiker travels 2 km 75° north of east. a) Find the displacement of the hiker...
Projectile Motion: An object is fired into a projectile with an initial velocity of 250 m/s at an angle of 60° with resp...
Projectile Motion: An object is fired into a projectile with an initial velocity of 250 m/s at an angle of 60° with respect to the horizontal. a) What is the maximum height it reaches? b) What is the maximum horizontal distance it reaches? c) What is the time of flight of the particle? d) What is its velocity as it reaches the ground? e) Locate the object after 6 seconds.
Liner motion A) A projectile has an initial horizontal velocity of 20 m/s at the edge...
Liner motion A) A projectile has an initial horizontal velocity of 20 m/s at the edge of a rooftop. Find the horizontal and vertical components of its velocity after 2 s. B) A truck traveling at 60 km/h brakes to a stop in 50 m. What were the average acceleration and stopping time? C) An arrow is shot vertically upward with an initial velocity of 80 25 m/s. What is its maximum height? D) A hammer is thrown vertically upward...
Q2. A) Projectile motion (General launch angle): Select any one of the options as answer A...
Q2. A) Projectile motion (General launch angle): Select any one of the options as answer A football kicker is attempting a field goal from 44 m out. The ball is kicked and just clears the lower bar with a time of flight of 2.9 s. If the angle of the kick was 45°, what was the initial speed(Vo) of the ball, assuming no air resistance? a) 21.5 m/s b) 19.7 m/s c) 2.2 m/s d) 39 m/s (Hint: x-Xo =...
A projectile is launched in the horizontal direction. It travels 2.050 m horizontally while it falls...
A projectile is launched in the horizontal direction. It travels 2.050 m horizontally while it falls 0.450 m vertically, and it then strikes the floor. How long is the projectile in the air? What was the original velocity of the projectile?
An airplane fling upward at 40.7 m/s and an angle of 30.0∘ relative to the horizontal...
An airplane fling upward at 40.7 m/s and an angle of 30.0∘ relative to the horizontal releases a ball when it is 297 m above the ground. 1)Calculate the time it takes the ball to hit the ground. (Neglect any effects due to air resistance.) (Express your answer to three significant figures.) 2)Calculate the maximum height of the ball. (Neglect any effects due to air resistance.) (Express your answer to three significant figures.) 3)Calculate the horizontal distance the ball travels...
213 2.4 #3 Projectile Motion Problem (24 Points) A mortar round is fired at an angle...
213 2.4 #3 Projectile Motion Problem (24 Points) A mortar round is fired at an angle of 60.0 deelative to the horizontal axis with an initial speed of 300 m/s at a height of 950 meters above a level surface? Neglect the effects of air resistance, etc. and take the gravitational acceleration to be 9.8 m/s vertically down- ward a. What are the horizontal and the vertical components of the mortar round's velocity immediately after being launched? 300 cos(60) 160...
9. The figure below shows the trajectory of a ball undergoing projectile motion. The time t-0s corresponds . Its launch velocity, also called are also indicated in the figure which are X0m and y- 0 m. to the moment just as the ball is launched from position the initial velocity, is g. The other two points along the trajectory corresponding the velocity of the ball at the peak ) it strikes the ground (2) at t How do the speeds...
7. Do the projectile motion
General Motion with Unit Vectors and Components An object undergoes the following consecutive displacements: s (2i +3j +5k)m,s2 (6i- 9j + 2k)m, and s3 (10i 8j -k)m. a) Find the resultant displacement in terms of unit vectors and components. b) State the magnitude of the resultant displacement. 2. Suppose a hiker travels 5 km southwest from their camp. Then, the hiker travels 2 km 75° north of east. a) Find the displacement of the hiker...
Q2. A) Projectile motion (General launch angle): Select any one of the options as answer A football kicker is attempting a field goal from 44 m out. The ball is kicked and just clears the lower bar with a time of flight of 2.9 s. If the angle of the kick was 45°, what was the initial speed(Vo) of the ball, assuming no air resistance? a) 21.5 m/s b) 19.7 m/s c) 2.2 m/s d) 39 m/s (Hint: x-Xo =...
213 2.4 #3 Projectile Motion Problem (24 Points) A mortar round is fired at an angle of 60.0 deelative to the horizontal axis with an initial speed of 300 m/s at a height of 950 meters above a level surface? Neglect the effects of air resistance, etc. and take the gravitational acceleration to be 9.8 m/s vertically down- ward a. What are the horizontal and the vertical components of the mortar round's velocity immediately after being launched? 300 cos(60) 160...
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