An attacker at the base of a castle wall 3.60 m high throws a rock straight up with speed 4.50 m/s from a height of 1.60 m above the ground. Find the change in speed of a rock thrown straight down from the top of the wall at an initial speed of 4.50 m/s and moving between the same two points.

Q: Based on the given value of the initial speed (v =3.22 m/s), what is the range of the projectile…

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Q: From the top of a cliff, a person throws a stone straight downward. The initial speed of the stone…

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Q: A projectile is shot from the edge of a cliff 180 m above the ground with an initial speed of 45.0…

A: Height of cliff (h) = 180 m Initial velocity (u) = 45 msAngle (θ) = 38o below the horizontal

Q: A ball is launched from ground level at 63 m/s at an angle of 54 degrees above the horizontal. How…

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Q: An object is thrown off of a cliff 320 m above level ground with an initial horizontal velocity of…

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Q: A regulation volleyball court measures L = 18.0 meters in length and d = 2.43 meters in height. A…

A: Length of the volleyball court L=18 m, height of the volleyball court d=2.43 m and height from which…

Q: A ball is thrown with an initial velocity of 80 ft/s at an angle of 38 degree above the horizontal…

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Q: A projectile is launched in the air from the ground with an initial velocity v0=66 m/s. What the…

A: Maximum height is given by, hmax=v20sin2θ2g

Q: An artillery shell is fired with an initial velocity of 300m / s at 64 degrees above the horizontal.…

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Q: A ball is thrown at an angle of 30° above the horizontal from the top of a tower with an initial…

A: Let the initial velocity of the ball be denoted by u, the flight time of the ball be denoted by t,…

Q: A projectile is fired at an angle of 30° above the horizontal with an initial velocity of 80 m/s…

A: To find the horizontal distance d. First, resolve the initial velocity vector into the horizontal…

Q: The midway speed of a ball thrown vertically that can reach a height and when it is thrown with…

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Q: The world long jump record is 8.95m. Treated as a projectile, what is the maximum range obtainable…

A: Given data:  Initial speed (V0) = 9.5 m/s2 Angle (θ) = 45° Required: The maximum horizontal range

Q: A ball is launched from ground level at 48 m/s at an angle of 68° above the horizontal. How far does…

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Q: A long jumper leaves the ground at an angle of 30° to the horizontal and at a speed of 6 m/s. How…

A: "Since, you have asked multiple questions, we can answer only first question according to our…

Q: In the figure, a ball is launched with a velocity of magnitude 7.00 m/s, at an angle of 45.0° to the…

A: Given: Launching velocity of ball (v) = 7.0 m/s. Angle of launch (β) = 45.0 Horizontal distance of…

Q: A pitcher throws an overhand fastball from an approximate height of 2.65 m and at an angle of 2.5…

A: Given:Inital height, yi = 2.65 mAngle of throw, θ = 2.5o below horizontal (as shown in figure…

Q: A projectile is launched in such a way that its maximum height is one-half its total range. At what…

A: Expression for maximum height of the projectile -  hmax=vi2sin2θ2g Expression for total range of the…

Q: A snowball is thrown from ground level (by someone in a hole) with initial speed v0 at an angle of…

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Q: A swimmer is capable of swimming 0.60m/s in still water. If she aims her body directly across a…

A: Given that-- vs(swimmer) = .60m/sec D = 45m vr(river) = .50m/sec. Question ? drift = 37.5 m

Q: A projectile is launched from ground level at an angle of 65 degrees above the horizontal, over flat…

A: Write the expression for maximum height .

Q: Consider two projectiles whose initial position is the same height, y = 5m. Projectile 1 is fired…

A: Motion of projectile can be divided into x component and y component.

Q: A football is kicked from ground level with an initial velocity of 25 m/s at angle of 35° above the…

A: Given : velocity of football at the time of launching v0=25 m/s Angle of projection θ=350 In the…

Q: An airplane flying horizontally with a speed of 570 km/h at a height of 890 m drops a crate of…

A: Given Airplane speed = 570 km/h Height of airplane from the ground = 890 m  We have to calculate…

Q: In a projectile motion, the velocity is A B C D always perpendicular to the acceleration never…

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Q: A rifle, at a height H above the ground, fires a bullet parallel to the ground. At the same instant…

A: Initial velocity of first bullet = u (in horizontal direction) Initial velocity of second bullet = 0…

Q: A bowling ball rolls across a horizontal roof with a speed of 857 m/s If the roof is 125m above the…

A: Given: The initial velocity of the ball is 8.57 m/s in horizontal direction. The height of the roof…

Q: At what point in the path of a projectile is the speed a minimum?

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Q: A person looking out the window of a stationary train notices that raindrops are falling vertically…

A: Given, Speed = 5.57 m/s Angle = 25 degrees

Q: What initial velocity v0 is required for a bullet, fired vertically from ground level, to reach a…

A: Initial velocity v0 (to be evaluated)The final velocity vf=0m/s (At the maximum height it will come…

Q: A brick is thrown upward from the top of a building at an angle of 15° to the horizontal and with an…

A: Given The initial velocity of the brick is u=13 m/s. The angle of projection is θ=15°. The time of…

Q: A person looking out the window of a stationary train notices that raindrops are falling vertically…

A: Velocity of rain drop in vertical direction and velocity of train in horizontal direction is related…

Q: I need help with question p 3.25

A: The maximum height reached by projectile is,

Q: A stone is thrown from the top of a building upward at an angle of 30 degrees with respect of the…

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Q: A brick is thrown upward from the top of a building at an angle of 25° to the horizontal and with an…

A: Given data: Angle with the horizontal is, θ=25∘. Initial speed of brick is, u=12 m/s. Time of flight…

Q: A student fires a cannonball horizontally with a speed of 24.0m/s from the top of a building. The…

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Q: A plane flying at a constant altitude (height) of 5120m and a speed of 192m/s drops a piece of cargo…

A: Write the value of height of the plane from the surface of water.   h=5120 m   Write the constant…

Q: From the window of a building, a ball is tossed from a height y0 above the ground with an initial…

A: Given data :   Taking downward to be +ve y-direction         xi = 0 m         yi = 0 m        V = 9…

Q: A lizard is crawling at 0.15 m/sec vertically upward on the side of a wall 2 m from the floor. At…

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Q: A projectile is fired into the air from the top of a cliff of height h=214 m above a valley. Its…

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Q: A rugby player passes the ball 9.75 m across the field, where it is caught at the same height as it…

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Q: Consider a coordinate system in which the positive x axis is directed upward vertically. What are…

A: Here positive x axis is directed upward in the given coordinate system, therefore any displacement…

Q: A golfer on a fairway is 70 m away from the green, which sits below the level of the fairway by 20…

A: Given: The distance of golfer from the green is d=70 m. The distance below the level of the fairway…

Q: A rock is thrown upward from a level ground in such a way that the maximum height of its flight is…

A: The rock is a projectile. The equation for the maximum height of a projectile is given by…

Q: A punter kicks a football at an angle of 300 with the horizontal at an initial speed of 15 m/s.…

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Projectile Motion