An athlete leaps starting at a 20-degree angle and reaches a maximum height of 0.6 m. What is his initial speed

Q: The minimum displacement required to stop a car moving at velocity 20 m/s is 50 m. How long does it…

A: As it is a multiple question I answer first question. Please resubmit the another question…

Q: A ball is shot from the ground straight up into the air with initial velocity of 50 ft/sec. Assuming…

A: In this case the acceleration is gravitational acceleration. The expression for the required height…

Q: You throw a ball straight up. The ball leaves your hand at a height of 2.00 m above the ground with…

A: When an object is thrown upward then the gravitational acceleration acts in the downward direction…

Q: A student throws a ball straight up into the air, and it travels to a height of 11 m. Ignoring air…

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Q: A cart is given an initial velocity of 9.5 m/s and experiences a constant acceleration of 1.2 m/s?.…

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Q: A girl runs for a distance of 120 m at a speed of 6 m/s. How long does it take her to cover this…

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Q: A pilgrim throws a coin down a well with an initial speed of 2 m/s, and it takes 10s to reach the…

A: Given data The initial speed of the coin is given as u = 2 m/s. The time taken by the coin to reach…

Q: A body starts from rest, moves in a straight line with constant acceleration and covers a distance…

A: The equations of motion are  where, u is the initial velocity, v is the final velocity, a is the…

Q: A car is moving along a straight line with an initial velocity of 11.80 m/s. Its acceleration is…

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Q: A jet plan lands with an acceleration of 5 m/s^2 as it comes to rest. From the instant it touches…

A: Newton 's motion equations :         v  = u   +     at        S   =  ut    +   1/2at²        v²=…

Q: A ball is thrown straight up into the air. At the very top(maximum height) does the acceleration…

A: We knew that when the ball is thrown upward or downward the gravitational pull acts on it which…

Q: A stone is thrown straight upward and it rises to a maximum height of 49 m. With what speed was it…

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Q: In a 200 m swimming competition, a swimmer takes 12.2 s for the first lap, 12.6 s for the second…

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Q: A ball is pushed downhill with an initial velocity of 9.8 m/s. The ball rolls down a hill with a…

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Q: The trajectory of an object is defined as x = (t-4)2, what is the velocity at t = 5?

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Q: An F18 is launched from the runway of an aircraft carrier. Starting from rest, in 2 s, the plane…

A: Write the given values with the suitable variables. u=0t=2 sv=151 km/h=151×10003600 m/s=41.94 m/s…

Q: A cart is given an initial velocity of 7.6 m/s and experiences a constant acceleration of 3.6 m/s?.…

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Q: A race car traveling at 23 m / s accelerates uniformly to a speed of 10 m / s in an interval of 8.5…

A: Calculate the deacceleration of the car by using the equation of motion. Final speedv=Initial…

Q: A ball is thrown straight upward from ground level with a speed of 18m/s How much time passes before…

A: Given, A ball is thrown straight upward Intitial speed =u=18 m/s Let total time =t sec

Q: A truck travels 40 m in 4.5 s, decelerating smoothly and decreasing its speed to 2.8 m / s ^ 2. What…

A: It is given that, s=40 mt=4.5 sv=2.8 m/s

Q: Ben threw a ball straight upwards with initial velocity of 14.5 meter per second. Disregarding air…

A: Given,  Initial velocity of ball (u)= 14.5 m/s (straight up)

Q: A dragster travels 1/4 mi in 6.7 s. Assuming that acceleration is constant and the dragster is…

A: Given Information:Initial velocity u = 0Distance travelled s = (1/4) miles = 402.336 meters.1 mile =…

Q: A 30 m high roller coaster has an initial velocity of 5 m/s. How fast is it going when it reaches a…

A: Given data *The height of the roller coaster is h1 = 30 m *The initial velocity of the roller…

Q: The minimum displacement required to stop a car moving at velocity 20 m/s is 50 m. How long does it…

A: Stopping distance S=ut +12at2 ................eq(1) S=50 m u=20 m/s For stopping final velocity must…

Q: A juggler throws a bowling pin straight up with an initial speed of 8 m/s from an initial height of…

A: The equations for a particle under constant acceleration also apply to the freely falling bodies To…

Q: A helicopter is ascending at a constant speed of 12m/s and drops a package from a height of 64m. how…

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Q: The speed of an object as a function of position is given by the following equation: v² = (7) æ²…

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Q: The minimum displacement required to stop a car moving at velocity 20 m/s is 50 m. How long does it…

A: Given: velocity v = 20 m/s displacement s = 50 m initial velocity of car u = 0 To find: time t = ??…

Q: An object with an initial velocity of 5m/s5m/s slows to 1m/s1m/s over a distance of 10m10m.  What is…

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Q: A long-distance runner has an average speed of 2 m/s during a race. How far does the runner travel…

A: Average speed of runner = 2 m/s  Time = 28 minutes

Q: A stone is thrown vertically upward from the ground with an initial velocity of 40 ft/s. How high…

A: Given Initial velocity of stone = 40 ft/s in upward direction We have to calculate the maximum…

Q: When it takes a car 8.9 s to increase its speed from 4.5 m/s to 25.4 m/s, what is the magnitude of…

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Q: An astronaut exploring a distant solar system lands on a planet with a gravitational acceleration of…

A: Given that------ initial velocity u = 1.8 m/sec. acceleration a = - 7.46 m/s2 . Question ?…

Q: How far does the plane travel in those 8 seconds (in meters)? Assume the jet starts from an initial…

A: Given: Time = 8 second Initial velocity = 0 To determine: Distance S. Formula used: S = ut + 12at2…

Q: (the complete question is in the picture) Which of the following best describes an instantaneous…

A: Instantaneous speed can be defined as the rate of change of distance. Mathematically given by:…

Q: Maria throws two stones from the top edge of a building with a speed of 1.2 × 10' m/s. The height of…

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Q: Wil-E-Coyote drops a bowling ball off a cliff to try to catch the Roadrunner. The cliff is 132 m…

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Q: if a flea can jump straight up to a height of 0.440m what is its initial speed as it leaves the…

A: The expression to find the initial speed is,

Q: A rock is thrown straight up with an initial velocity of 6.3∗10^1m/s. What maximum height will the…

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Q: A woman swims the length of a 120-m pool and back again (one lap) in 90 s with a constant speed.…

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Q: A rock is thrown straight up with an initial velocity of 2.2 * 10' m/s. What maximum height will the…

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Q: The driver is looking at her phone and has a total reaction time of 4.6 seconds as the car is moving…

A: The distance travelled by car with constant velocity is:

Q: A ball is pushed downhill with an initial velocity of 3 m/s. The ball rolls down a hill with a…

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Q: A long distance runner has an average speed of 4 m/s during a race. How far does the runner travel…

A: Answer = 4800 meters

Q: A rock is thrown straight up with an initial velocity of 8.3 * 10' m/s. What maximum height will the…

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –