What constant acceleration is required for a cheetah to go from rest to its top speed of 87 km/h in 4.2 s?

Q: 70. A fugitive tries to hop on a freight train traveling at a constant speed of 5.0 m/s. Just as an…

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Q: (a) A runner starts a race at rest then accelerates for 10.0 s reaching a velocity of 9 m/s. How far…

A: initial velocity = V0= 0 m/s time = t = 10 sec final velocity = V = 9 m/s

Q: A startled armadillo leaps upward, rising 0.586 m in the first 0.204 s. (a) What is its initial…

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Q: A 100-kg rock is dropped from rest on the earth and reaches the ground in 1.75 s. When it is dropped…

A: Given  Mass of rock m=100kg  Time taken by rock to reach ground on earth Te=1.75 s Time taken by…

Q: If an object starts at = 0 with zero velocity and has a constant acceleration of 8 m/s², what is its…

A: Given Initial velocity of an object is v0= 0 Acceleration of an object is a=8 m/s^2 Time taken is t=…

Q: The DR Horton Tower in Fort Worth is 400 m tall. Joe wants to set the world’s stair climbing record…

A: The expression from kinematics,

Q: sto Elemento accelerates from 0-100 km/hr at a rate of 10.7 (m/s)/s over a period of 2.5 s. How far…

A: GivenInitial velocity , u=0Final velocity, v=100 km/hacceleration, a=10.7 m/s2Time taken, t=2.5 s

Q: The parachutist descends for 130 m in free fall, and then opens the parachute, which slows it down…

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Q: constant acceleration as it slides down a frictionless incline. The block is released from rest at…

A: GivenThe block is released from restInitial velocity of block is zero, u=0At Distance, s=7 m , v=3.8…

Q: An object starts from rest at time t = 0.00 s and moves in the +x direction with constant…

A: Given data  The object's initial velocity is: u = 0 The object starts at the time: t1 = 0 s The…

Q: An object falls from rest starting from a height of 50 meters above the pavement. (a) What is the…

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Q: The acceleration of a body decreases exponentially from the initial value 2 m/s² to 0, with its…

A: Given, acceleration a = 2 m/s2 initial velocity u = 0 m/s final velocity v = 10 m/s   We know the…

Q: A speedboat starts from rest and accelerates at +2.34 m/s2 for 7.87 s. At the end of this time, the…

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Q: A car starts from rest and accelerates smoothly at 2.10 m/s^2 for a distance of 185 m.  What is the…

A: GIVEN  a=2.10m/s2s=185 m FORMULA USED : s= ut +12at2            (1) Initially car is at rest so…

Q: A runner of mass 55.7kg starts from rest and accelerates with a constant acceleration of 1.1 m/s2.…

A: Given: The mass of the runner is 55.7 kg. The initial velocity of the runner is 0 m/s. The…

Q: A volleyball starts from rest and accelerates with an acceleration of 0.405 m/s2 while moving down a…

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Q: A ball is projected upward with an initial velocity of 8.4 m/s. What is the acceleration of the ball…

A: Initial upward velocity of the ball (u) = 8.4 msMaximum height = 3.6 m

Q: A typical sneeze expels material at a maximum speed of 44.9 m/s. Suppose the material begins inside…

A: maximum velocity (v) = 44.9 msinitial velocity (u) = 0 msdistance moved while accelerating (d) =…

Q: What is the total distance covered?

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Q: A coin was tossed vertically straight upward with initial velocity 78 m/s. As the coin reaches…

A: Required : The acceleration of the coin.

Q: A car traveling with an initial velocity of 26.75 m/s to the east, sees a wall 68.12 meters to its…

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Q: An rock is thrown straight up with an initial velocity of 18.5 m/s. What maximum height will the…

A: Given data:  Initial velocity (V0) = 18.5 m/s Acceleration due to gravity (a) = 9.80 m/s2,…

Q: f a beetle travels 5mm across a forest floor at a constant velo ow long does it take the beetle to…

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Q: The position of a particle for t > 0 is given by r⃗ (t) = 43.02i + 7.0 t3j + 5.0 t-2k̂ m.( a)What is…

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Q: dinosaur is patrolling when it spots it's prey 100.0 m away. Determine its acceleration after…

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Q: A 20-kg child slides down a playground side with a constant acceleration of a=1.3m/s^2 parallel to…

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Q: A cheetah is hunting. Its prey runs for 3.50 s at a constant velocity of +7.50m/s. Starting from…

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Q: What constant acceleration, in SI units, must a car have to go from zero to 60 mph in 10 s?

A: We have to find the constant acceleration of the car. We are aware that the automobile must…

Q: In order to pass a physical education class at a university, a student must run 1.0 mi in 13.3 min.…

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Q: A stone was accidentally dropped from the top of a building 56 m high. After 0.38 s, another stone…

A: Given: The height of the building is 56 m. The initial speed of the first stone is 0 m/s. The second…

Q: A hot-air balloon is ascending at the rate of 13 m/s and is 87 m above the ground when a package is…

A: Initial velocity of hot air balloon = 13 m/s in upwards direction Height of balloon above the ground…

Q: A runner of mass 50.1 kg starts from rest and accelerates with a constant acceleration of 1.1 m/s2…

A: The given runner has a mass of 50.1 kg, and they begin their run starting from rest, and runs with a…

Q: A rocket ship's acceleration is given by the equation a(t) = (4.0 m/s3)t + 1.0 m/s2. Find the ship's…

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