In this graph of displacement versus time, what is the average velocity in going from point B to point J in m/s? (Assume that the vertical axis is given in meters and that the horizontal axis is given in seconds) The answer is not 0.25

Q: The acceleration of an object (in m/s?) is given by the function a(t) = 4 sin(t). The initial…

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Q: While on a car trip of 2000 km, you travel half of the distance at 120 km/hr and the other half at…

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Q: The rectilinear motion of a particle is given by s = v squared minus 9 where s is in feet(ft) and v…

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Q: The following data were taken on five cars traversing a 1.6-km highway. Car…

A: Write the expression for the traffic density. Here, N represents the number of vehicles and L…

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

A: Given Data:  Initial position of object x=0 m Final time t=2 s At t=2 s, velocity (v)= 10 ms

Q: A car starts from 2.0 m/s and accelerates at 4.0 m/s2 for 6.0 s. How far has it traveled, in meters?…

A: It travelled 84 m

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: If it takes a horse 175 seconds to make 3.00 laps around a horse track (each lap is equal to 1.00…

A: Average velocity  V = distance covered/time.   V= r/t.

Q: of an object (in m/s2) is given by the function a ( t ) = 5 sin ( t ). The initial velocity of the…

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Q: The rectilinear motion of a particle is given by s = v squared minus 9 where s is in feet(ft) and v…

A: Given: s=v2-9at t=0 ; s=0 and v=3 ft/s

Q: You walk 20 m east then 10 m north then 15 m west. What is the magnitude of your displacement in…

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Q: Problem 2: A car is traveling at a speed of 33 m/s. art (a) What is its speed in kilometers per…

A: Given:  Speed  of car            S=33 m/s   we  have  to find  S  in  Km/h

Q: An adventure racer ran 1.7 km north, then 3.2 km 63° to the south of due east, then 1.4 km west. She…

A: Answer..

Q: Suppose that you drive the 10.0 km from your university to home in 20.0 min. Calculate your average…

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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: A car has acceleration of 4 m/s2 and starts from 1.8 m/s. What is its speed after 7.4 seconds, in…

A: Given acceleration a=4m/s2Initial speed u=1.8mstime t=7.4 s

Q: The speed of a boat in still water is V. A river flows with a speed of v₁. The boat travels distance…

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Q: The functional relation between the displacement x in meters and the time t in seconds is given by x…

A: Given:- The displacement is x  in meter and the time t in the second  The functional relation…

Q: The velocity of an object is given by, V= des te = u + at dt where, u is the initial velocity, a is…

A: The velocity of the object is as The initial time is t=0 and s = 7 metersFind:- if the and…

Q: Starting from the first floor, a lift stops at floors 3, 4,3, 2, 3, and 4 before returning to the…

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Q: You drive a car 1500ft to the East, then 2500 ft to the North. If the trip took 3.0 minutes, what…

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Q: Speedometer readings for a vehicle (in motion) at 13-second intervals are given in the table. t…

A: Solutiona>  We are estimating distance traveled in 65thsec       The length of Sub-intervals are…

Q: A student witnesses a flash of lightning and then t = 1.5 s later the student hears the associated…

A: Given data:  The clap of thunder heard after (t) = 1.5 s Speed of sound wave (v) = 343 m/s Speed of…

Q: The velocity of a rat traveling on a straight line is v(s)=1/(s+1), where the velocity is in meters…

A: We are given the velocity as function of position. We will hence first find the position as function…

Q: To visit your friend, you first drive on a highway at 55 mi/h for 1.6 hours and then drive on a…

A: Given first velocity v1= 55 mi/h for time t1 = 1.6 hour another velocity v2= 20 mi/h for time t2 =…

Q: To get to his office from home, Greg walks 5 blocks north and then 2 blocks east. After work he…

A: Now from the given block diagram having 1 block = 660 ft

Q: The velocity of a particle moving along the x-axis is defined by V= kx3 – 4x2 +6x, where V is in…

A: Given: The velocity of the object is. v=kx3-4x2+6x…

Q: An automobile traveling 95 km/hkm/h overtakes a 1.40 kmkm -long train traveling in the same…

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

Q: The graph above shows the acceleration of a cart as a function of time during a 7-second period. The…

A: Jerk is the rate of change of acceleration. j=a1-a0t1=4 m/s24 s=1 m/s3

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

A: The area under the curve gives the position. So, the equation for the area under the curve at t=0s…

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 –