Sprinter Velocity vs Time 15 Time (s) Velocity (m/s) 12 0.0 0.0 2.0 4.0 6.0 12 6.0 12 8.0 12 10.0 12 0.0 2.0 4.0 6.0 8.0 10.0 12.0 Time (s) ©theexpertta.com (s/u) Ajpojan

Q: A motorist drives north for 35 minutes at 85 km per hour and then stops for 15 minutes. He then…

A: Given: The speed of the motorist in the first go is 85 km/h. The time duration is 35 min. The…

Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 209 m/s to the east.…

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Q: elocity decreases linearly from 45 m/s to 0 m/s. 101 m 225 m 150 m 112 m

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Q: travel from Winnipeg to Regina and back. The total distance is 1100km. The return to Winnipeg is…

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Q: A rocket-powered sled moves along the track, eventually reaching a top speed of 230 m/s to the west.…

A: Given:-             Speed u =  230 m/s.    Final speed v = 0 m/s         Time taken t = 4.42 s…

Q: v (m/s) 4 2 2 3 t(s)

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Q: The graph shows the speed of a car as a function of time. speed (m/s) 6 5 3 2 1 0 3 time (s) What is…

A: Given The given graph of speed vs time shown below.

Q: a person walks at 4.5 meters per second from point a to b. Then walks back from point b to a at a…

A: Given data:  From point a to b Speed (V1) = 4.5 m/s From point b to a Speed (V2) = 3.2 m/s Required:…

Q: The displacement of a particle is given by s = 2t3 - 48t2 + 100t - 69 where s is in feet and t is in…

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Q: pumpkin is shot straight up with an initial speed of 5.9 m/s. What is the maximum height it can…

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Q: x(t) = At2/(t+B)

A: Refer attachment

Q: An object on a number line moved from x = 12 m to x = 124 m andmoved back to x = 98 m. The time…

A: Given,  Initial position of the object = X1 = 12 m Then the object moved to position 2, X2 = 124 m…

Q: Problem 1: An object is thrown straight up with an initial velocity of 17 m/s. Part (a) How high…

A: The given data are as follows:  The object is thrown straight up. The initial velocity, u = 17 m/s

Q: Problem 6: A car goes 56 m to the right and then 26 m to the left. It makes this trip in 55 seconds.…

A: Consider the initial position of the car at point O (xi = 0) as shown in the figure below. The car…

Q: Ms. Gordon drives to the store to get some milk. She travels at a constant speed of 30.0 mph on her…

A: The equation for the average velocity is given by, v→avg=vi→+vf→2 Here, vi→ is the initial velocity…

Q: A race car starts from rest and travels east along a straight and level track. The eastward…

A: Given data -                           initial velocity of race car = 0 m/s (along east)…

Q: Q1:: A man shot a bullet vertically to the sky with an initial velocity of 500 m/sec. determine the…

A: The initial velocity of the bullet is 500 m/s.  To determine: The maximum height of the bullet and…

Q: You decide to drop a water balloon on a friend as a horribly inconsiderate prank that they shall…

A: Given that:- Speed of bike=11.4m/s

Q: Shown below is a graph of velocity versus time for a moving object. The object starts at position x…

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Q: A car accelerates from rest at 2.5 m/s2, travels with a constant velocity of 90 km/h and then…

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Q: A microorganism swimming through water at a speed of 150 \mu m/s suddenly stops swimming. Its speed…

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Q: The displacement of a particle is given by s = 3t° - 42t2 + 109t - 39 where s is in feet and t is in…

A: Given:  The displacement of the particle (s) is s=3t3-42t2+109t-39 The rate of change of…

Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 247 m/s to the west.…

A: This question is based on Motion in a straight line topic. We need to use equations of motion to…

Q: Compute your average velocity in the following two cases: (a) You walk 60.3 m at a speed of 1.37 m/s…

A: GIVEN      walk for 1.00 min  a speed of 1.37 m/s then run for 1.89 min at 3.16 m/s along a straight…

Q: A rock is dropped (from rest) from the top of a 73.9-m-tall building. How far above the ground is…

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Q: An automobile reduces its speed from 70.00 kph to 50.00 kph after covering a distance of 480.00 m.…

A: Second equation of motion, V2 - U2 = 2 a S Where, V = final velocity               U = initial…

Q: A rocket sled accelerates at 27.1 m/s2 for 3.9 s. How far has it traveled from its initial position…

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Q: A car starts moving at time t=0 and goes faster and faster. Its velocity is shown in the following…

A: To determine the distance traveled by car during the first 12 seconds. We will divide the time…

Q: According to the position vs. time graph, a motorist drives his motorbike in a straight line. What…

A: Given data:  From graph  Initial position at t = 3s x0 = 16 m Final position at t = 6s x = 36 m…

Q: The cheetah is considered the fastest running animal in the world. Cheetahs can accelerate to a…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A kicker kicks a football upward from the ground at an initial velocity of 63 feet per second. The…

A: Given: u=63ft/s, d=70ft (a) The trajectory of the football is found by : h=ut+12gt2 At the highest…

Q: The velocity of a car is given by the following graph/function: v(t) v(t) = 1.5+0.8t – 0.01t³ Where…

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Q: You have already traveled 30 miles east and then 30 miles north. To get back to the start, you…

A: Given: 30 mile east  30 mile North  Get back to the start you travel 30 miles west  t1 = 1 hour…

Q: car starts from rest and accelerates to a speed of 60 mi/h in 20 s.  The acceleration during this…

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Q: Bob is cruising leisurely on his bike at 2.4 m/s when Jim passes him, traveling at a constant 10.2…

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Q: A ball is thrown straight down at 1.29 m/s and hits the ground 1.07 seconds later. How many meters…

A: Given  Initial velocity u = 1.29 m/s Time of flight t = 1.07 sec Accelerated = g = 9.8 m/s2

Q: Initially, an automobile is heading due north at a speed of 28m/s. What is the car's velocity after…

A: Given : vo = 28 m/s t = 6 seconds a = 4 m/s2

Q: A physics teacher walks 5 km East, 2.5 km South, 5 km West, and finally 2.5 km North. The entire…

A: The solution can be given as :- Average speed=total distancetimeAverage velocity=total…

Q: Jaques ran a cross-country meet after school. After 3.5 minutes, he was 630 m from the starting…

A: The initial position xi=630 m at ti=3.5 minutes=210 s The final position xf=1260 m at tf=7.0 minutes…

Q: You are standing on a circular track that is 315 m long. You begin jogging at the start line and…

A: given : (a) length of track l=315 m (b) distance travelled by sprinter d = 200m time taken t=21.75 s

Q: Compute your  Average velocity in the following two cases: (a)  You walk 61.4 m at a speed of 2.47…

A: Part (a): Given,

Q: A particle at t₁ = -2.0 s is at x₁ = 4.3 cm and at t₂ = 4.5 s is at x₂ = 8.5 cm. What is its average…

A: We have to determine the average velocity from the given data. Given that, t1=-2.0 sx1=4.3 cmt2=4.5…

Q: A straight running track is 2400 m long. A runner starts from the start line of the track, runs to…

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Q: Vx v (m/s) 4 2 0 0 2 4 t (s)

A: Given thatInitial velocity at t= 0s is 4m/sFinal velocity at t = 2s is 2m/sFinal velocity at t=4s is…

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 –