Q: |A golfer rides in a golf cart at an average speed of 3.10 m/s for 28.0 s. She then gets out of the…
A: The average velocity of the golfer in the cart vc =3.1 m/s Distance travelled with vc in tc=28s is…
Q: You are on the roof of a Physics Building, 48 m above the ground. Your physics professor, who is…
A:
Q: A body moving in space has its motion described by the equations x = 12t + 15, Y = 6t²where the…
A: The rate of change of displacement is called velocity. The rate of change of velocity is called…
Q: When you step onto a hot beach with your bare feet, a nerve impulse generated in your foot travels…
A: Let v denotes the average speed of the nerve impulse, d denotes the distance travelled by the nerve…
Q: A rocket is launched with the function h(t) = t* – 2t? + 3t, t>0 where h is in [T:3] a) Determine…
A: Write the given values with the suitable variables. ht=14t4-2t2+3tt=3 sh=10 m Here, t is the time…
Q: If the velocity of an object is given by V = 2 * t4+2 - 2*t4+7, when x0 = 5, what is its…
A:
Q: A car accelerates uniformly from rest to 60 m/s in 5s. What is its acceleration? a. 15m/s^2 b.…
A:
Q: The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s.…
A:
Q: The acceleration of a particle along an x axis is a = 6.2t, with t in seconds and a in meters per…
A:
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…
A:
Q: A boat can move at a constant velocity of 1.3 m/s in still water. How long will it take for the boat…
A: Given in question: Distance(d) = 1850m Velocity(v) = 1.3 m/s To…
Q: A car is moving with uniform acceleration. it covers 200 m in 2 sec and 220 m in next 4 sec. the…
A:
Q: You are on the roof of a Physics Building, 28 m above the ground. Your physics professor, who is…
A: Introduction: The body which released from certain height and move towards the earth with…
Q: A particular airplane with the acceleration of 1.98 m/s^2 will reach liftoff at a speed of 120 km/h.…
A: Time taken to reach lift-off speed is,
Q: The position of an object as a function of time is given by x = bt2 – ct where b = 2.0 m/s? and c =…
A: Given x=bt2-ct
Q: You are on the roof of a Physics Building, 12 m above the ground. Your physics professor, who is…
A: Given data: - The height of the building is H = 12 m. The height of the professor is h = 1.72 m.…
Q: What is the acceleration of a 3rd degree polynomial relationship in displacement vs. time?
A:
Q: An object moves in a straight line according to the law v = t^3 -6t^2+4t, where v is in meters per…
A:
Q: A motorist travels for 2h at 70 km/h and 1h at 100 km/h. What is her average speed for the trip? *
A: The initial speed, u=70 km/h The initial time taken, t1=2 h The final speed, v=100 km/h The…
Q: A stone is thrown vertically upward at the rate of 20 m/s. It will return to the ground after how…
A:
Q: a certain airplane has a velocity of 60 m/s, and running with a constant acceleration of 12 m/s ^ 2,…
A:
Q: A ball is thrown, and its velocity at time t is v(t) = (−t + 5) meters per second. What is its…
A:
Q: A dolphin in an aquatic show jumps straight up out of the water at a velocity of 12.5 m/s. How high…
A: (given) Initial velocity of dolphin (vi) = 12.5 m/s Final velocity of dolphin (vf) = 0 m/s (…
Q: What is the final speed of a bullet train accelerating at the rate of 200km/hr² from initial speed…
A: The train’s final speed can be found by the following kinematics equation. Here, u, a, and x…
Q: The height of a helicopter above the ground is given by h = 2.90t3, where h is in meters and t is in…
A: Given: The height of a helicopter above the ground is given by h = 2.90t3 , where h is in meters and…
Q: An astronaut on the Moon drops a rock straight downward froma height of 1.25 m. If the acceleration…
A:
Q: A motorist travels for 2 h at 80 km/h and 2 h at 100 km/h. What is her average speed for the trip? *
A: A motorist travels for 2 h at 80 km/h and 2 h at 100 km/h. What is her average speed for the trip?
Q: A stone is thrown vertically upward with a speed of 24.0 m/s. How fast is it moving when it is at…
A: (a) According to the kinematics equation, find the speed of the stone. v2=u2-2gyv=u2-2gy=24.0…
Q: How long does it take a train to reach a velocity of 30m/s when it accelerates at a rate of…
A: Given data: Initial velocity (v0) = 0 m/s Final velocity (v) = 30 m/s Acceleration (a) = 0.2 m/s2…
Q: An object travelling at 12.0 m/s accelerates until the final speed becomes 19.1 m/s. The time…
A:
Q: An object's velocity is ū = (1.0)t²î + 3.0m§. What is the object's acceleration at t=2.0s?
A: Given: An object with velocity V=(1.0ms3)t2i^+3.0msj^ Acceleration a=dvdt…
Q: A roller coaster car rolls from rest down a 20° incline with an acceleration of 5.0 m/s? How far…
A:
Q: Modern oil tankers weigh over a half-million tons and have lengths of up to one-fourth mile. Such…
A:
Q: A car decelerates uniformly and comes to a stop after 4 s. The car's average velocity…
A:
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: You are on the roof of a Physics Building, 41 m above the ground. Your physics professor, who is…
A: Given Height of the building is the initial height of the egg = 41 m The height of the professor is…
Q: What is the average speed of a car during the first 10 seconds of acceleration when it starts from…
A: Given- Acceleration a=3 ft/s2 Time t =10 seconds
Q: A particle has a velocity of v= (3i+5j)m/s and a constant acceleration of a=(-1.5i-4.5j)m/s^2 What…
A:
Q: The height of a helicopter above the ground is given by y(t)=4.5t^(2), in meters. After 2.0 seconds…
A: Given : The height of the helicopter, h=4.5t2 m The time is taken, t=2.0 s Standard Data Used :…
Q: A stone is thrown vertically upward from the ground with an initial velocity of 40 ft/s. How high…
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: While entering a freeway, a car accelerates from rest at a rate of 2.8 m/s2 for 14.5 s. How far does…
A: Given data: Initial velocity (Vi) = 0 m/s Acceleration (a) = 2.8 m/s2 Time (t) = 14.5 s Required:…
Q: Motorist travels for 3.0 h at 80 km/h and 2.0 h at 100 km/h. What is her average speed for the trip?
A: Average speed =total distance /total time taken
Q: Maria needs to travel to her sister's home, 285 km away, in 4.0 hours. The first 60 km she can only…
A:
Q: An antelope moving with constant acceleration covers the distance 65.0 mm between two points in time…
A: Given data: Distance traveled (s) = 65.0 m Time (t) = 7.00 s Final velocity at second point (Vf) =…
Q: You toss a stone straight up and it comes back down in a total time of 6 s, what is the speed of the…
A: Time of flight, T = 6 s Acceleration due to gravity, g = 9.81 m/s2 The time of flight for…
Q: A coin was tossed vertically straight upward with initial velocity 4.6 m/s. As the coin reaches…
A:
Q: A person walks up a stalled 17-m-long escalator in 87 s. When standing on the same escalator, now…
A:
A snail accelerates at a rate of 0.01 m/s^2, how long does it take to travel 10 cm? What is its final speed when it travels this far?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
- How many times higher could an astronaut jump on the Moon than on Earth if her takeoff speed is the same in both locations (gravitational acceleration on the Moon is about on-sixth of that on Earth)?A runner is moving with a speed of 2.68[m/s]. How long will it take the runner to complete a 5.0[km] race? Express your answer in seconds. Ignore the time it takes to reach this speed, and assume the runner is always at this speed.A car, initially traveling at (30 km/hr), accelerates at the constant rate of 1.50 m/s?. How far will the car travel in (15 s)?
- A bullet traveling at a speed of 100m/s strikes a wall and penetrates 2 cm .How long does the bullet take to stop after striking the wallAn object with an initial velocity of 5m/s5m/s slows to 1m/s1m/s over a distance of 10m10m. What is the magnitude of its average acceleration?Traveling with an initial speed of 70 kph, a car accelerates at 6000 km/hr2 along a straight road. How long will ittake to reach a speed of 120 kph? Also, through what distance does the car travel during this time?
- A particular airplane with the acceleration of 1.98 m/s^2 will reach liftoff at a speed of 120 km/h. How long in seconds does it take the airplane to reach liftoff speed?At highway speeds, a particular automobile is capable of an acceleration of about 2.0 m/s^2 At this rate, how long does it take to accelerate from 70 km/hkm/h to 130 km/hkm/h ?A parachutist jumps out of an airplane and accelerates with gravity to a maximum velocity of 58.8 m/s in 6 seconds. She then pulls the parachute cord and after a 4 second deceleration, descends at 10 m/s for 60 seconds. reaching the ground. From what height did the parachutist jump?
- A particle has a velocity of v= (3i+5j)m/s and a constant acceleration of a=(-1.5i-4.5j)m/s^2 What is its velocity after 2 seconds? Is it moving faster or slower after 2 seconds?What is the final speed of a bullet train accelerating at the rate of 200km/hr² from initial speed of 150km/hr over a distance of 100km?When distance is 0.80 m and average time is 450 ms, what is the acceleration?