2. A sky diver is jumping off a plane, his velocity can be described as v = 20 ( 1– e-3t) The velocity is zero when t = 0, and the position y is zero when t=0 Find the acceleration of the sky diver as a function of time t   Find the distance he falls in term of time t.   Find his terminal downward velocity, meaning t =∞

Q: 4. It is defined as the change in the position of a particle during a time interval. a. Average…

A: When a particle moves in a specific direction and changes its position with time, then the velocity…

Q: A soft tennis ball is dropped onto a hard floor from a height of 1.90 m and rebounds to a height of…

A: Since we only answer up to 3 sub-parts, we will answer the first 3. Please resubmit the question and…

Q: 12–11. A particle travels along a straight-line path such that in 4 s it moves from an initial…

A:

Q: A diver jumps upward from a platform 10.0 m above the water. She enters the water 1.70 s later. Find…

A:

Q: A motorist is about to enter the exit ramp of a highway. When it is 50 m before reaching A (along…

A: Given, Radius,r=100 m Retardation,a=-0.5 m/s2 Initial speed,u=80 km/h=22.22 m/s Distance from A,d=50…

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a…

A: (a)Form the equations of motion, we know

Q: 16. Show that when a body is dropped from a height h ft'above the ground, its velocity v (neglecting…

A:

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a…

A: Given: The top speed of the cheetah is 114 km/h. The initial speed of the cheetah is 0 km/h. The…

Q: A certain aircraft has a liftoff speed of 124 km/h. (a) What minimum constant acceleration does the…

A: GivenLiftoff (Final) speed of aircraftv=124 km/hDistance travelled by aircraft(s)=242 m

Q: Lamborghini accelerates uniformly from rest to a speed of 100 m/s over a distance of 50 m. Determine…

A: Given Initial velocity u =0 Final velocity v = 100 m/s Distance s = 50 m

Q: 4 A floorball player hits the ball then it moves across the floor horizontally in a straight line…

A: Given: a(t) = -2.4tv(0) = 56 m/sx(0) = 56 m/swe have to findv=? , when x=230m

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a…

A: Given data:Initial speed of the cheetah, u = 0 km/hFinal speed of the cheetah, v = 88 km/hDistance…

Q: 1. The area under a velocity-time graph represents a. displacement b. acceleration c. average…

A:

Q: A soft tennis ball is dropped onto a hard floor from a height of 1.90 m and rebounds to a height of…

A: It seems that there are multiple parts in the question,In one session we are allowed to answer only…

Q: 1.A motorboat was moving E 20° S] at 50.0 km/h. The operator then turned the boat E 20° N] and…

A: 50kmph E 20° S  30kmph E 20° N  East and West as X axis  North and South as Y axis  T= 5min

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h).While chasing its prey in a short sprint, a…

A: (a).Write the kinematic equation and solve for average acceleration during the short sprint

Q: A ball is thrown vertically  upward from the top of a building with an initial velocity of 20 m/s at…

A: a) Let u be the initial speed, s be the distance and a be the gravitational acceleration. Evaluate…

Q: Write Good if the statement is True else write Bad if the statement is false. a) In a projectile…

A:

Q: 2. A car at the initial speed of 5 m/s is being uniformly accelerated to a speed of 15 m/s for 5…

A: As per our guidelines  we are supposed to answer only one question. Kindly repost other question as…

Q: A bullet fired into a tree trunk strikes it with an initial velocity of 300 m/s. If the bullet…

A: Given : Initial velocity of the bullet, u =300 m/s Final velocity of the bullet, v = 0 m/s Distance…

Q: An unsuspecting bird is coasting along in an easterly direction at 4.00 mph when a strong wind from…

A:

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a…

A: Consider the initial speed of the cheetah be vi, the distance covered by the cheetah be s, the final…

Q: A pebble is dropped from rest from the top of a cliff. It takes Δt = 3.7 s for it to reach the…

A: vf=vi+g∆t=0 m/s+9.8 m/s23.7 s=36.3 m/s

Q: A driver finds that her car will descend the slope 01 = 3.0° at a certain constant speed with no…

A: Given information: The inclination at which the car moves with constant velocity (θ) = 3.00 We know…

Q: 4.) A ball is thrown upward, with an initial speed of 10m/s, from the top of a 25-m tall school…

A: Part A.  Given that Initial velocity of ball, V0 = +10 m/s in upward direction Using 1st kinematic…

Q: • 2. An arrow is shot upward from the top of a 740 ft building with an initial velocity of 68 ft/s.…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: A ball is dropped from the top of a tall building. At the same instant, a second ball is thrown…

A: The only force acting on both is gravitational force

Q: A car travels 50 km from A to B at an average speed of 100 kmh ¹. It stops at B for 45 minutes and…

A:

Q: If the package is released 100 m above the ground with an initial horizontal velocity m/s. Calculate…

A:

Q: Train A travels with a constant speed Va=120kph along the straight and level track. The driver of a…

A: The speed =120kph  To find the velocity and the acceleration of the train relative to the car

Q: 2. A ball thrown vertically upward from the ground with an initial speed 15m /s. Find that a) The…

A:

Q: 2. A car makes a 60 km trip with an average velocity of 40.0 km/h in a direction due north. The trip…

A: car travels distance = 60 km car velocity = 40 km/h

Q: Aballcomes to a stop from an initial velocity of 0.600 m/s in a distance of only 2.00 mm. (a)…

A: Initial velocity (u) = 0.6 msfinal velocity (v) = 0 msstopping distance (d) = 2 mm = 0.002 m

Q: (4)30. The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short…

A: Given data *The final speed of cheetah is v = 72 km/h *The distance is x = 45 m *The given time is t…

Q: 2. A rock is thrown straight upwards (air resistance is negligible). At its highest point, what can…

A:

Q: A soft tennis ball is dropped onto a hard floor from a height of 1.90 m and rebounds to a height of…

A: (a) kinematic expression for velocity before striking the floor Since the ball is moving downwards…

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a…

A:

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a…

A:

Q: Finding x(t) and v(t) by Integration 5. The acceleration of a jeepney is given by a,(t) = at – ßt²…

A: Part (a)  Given data:    acceleration, ax(t) = αt-βt2 where, α= 1.5 m/s3 & β = 0.120 m/s4 (i)…

Q: A driver enters the exit ramp on a highway at a speed of 40 km/h and immediately applies the brake…

A:

Q: If velocity is constant then acceleration is what? A) constant B) increasing C) 0 D) infinite

A: Acceleration is defined as the rate of change of velocity. The expression for acceleration is,…

Q: A car moved on a horizontal path from rest, accelerating steadily from point until it reached its…

A:

Q: A car moves from traffic lights along a straight road with constant acceleration. The car starts…

A:

Q: The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, a…

A: Given,

Projectile Motion