A sprinter moving in a straight line at constant velocity starts at a position of 10 meters and finishes at 30 meters in five seconds. What is the velocity of the sprinter in meters per second?
A sprinter moving in a straight line at constant velocity starts at a position of 10...
12) A sprinter running a 100 m race starts at rest and accelerates at constant acceleration A for 3.0 seconds and then maintains a constant velocity. In terms of A, what is the position of the runner after 3.0 seconds? What is A if the sprinter finishes the race in 12.0 seconds? 13) What force is needed to accelerate a 30.0 lb block at 2.2 m/s2? 14) What force is needed to stop a 1500 kg car in 40 m...
2. (8 points) Suppose a particle is moving in a straight line with velocity v(t) = (x + 1)2 – 2 meters per second, with an initial position s(0) = 8 meters. Find the total distance traveled by the particle after 9 seconds. Round to the nearest hundredth.
11. Suppose the position function of a particle moving along a straight line is given s(t) = t3 - 3t2 + 8, where s is in meters and t is in seconds. Include units in your responses. (a) How far has the particle traveled in 1 second? (b) What is the velocity of the particle at 1 second? (c) What is the acceleration of the particle at 1 second? (d) is the particle speeding up or slowing down or neither...
8. A car starts from rest and accelerates at a constant rate in a straight line. In the first second the car moves a distance of 2.0 meters. How fast will the car be moving at the end of the second second? A) 4.0 m/s B) 16 m/s C) 2.0 m/s D) 32 m/s E) 8.0 m/s
The position of an object moving in a straight line is given by the following formula where s is in meters and t is the time in seconds the object has been in motion. f[ s = 2t^2 - 3tf] How long (to the nearest tenth) will it take the object to move 9 meters?
6.1.35 Find the position and velocity of an object moving along a straight line with the given acceleration, initial velocity, and initial position. a(t)= cos xt, v(0) = 4, s(0) = 1 The velocity is v(t)- Type an exact answer.)
Consider the plot below describing motion along a straight
line with an initial position of 10 m.
a) what is acceleration at 1 second?
b) What is Velocity at 2 seconds?
c) What is position at 2 seconds?
d)What is velocity at 8 seconds?
e)What is positron at 8 seconds?
please answer all parts :)
014 (part 1 of 8) 10.0 points Consider the plot below describing motion along a straight line with an initial position of 10 m. 9...
Find the velocity function and position function of an object moving along a straight line with the acceleration a(t) = et initial velocity v(0) = 60 and initial position (0) = 40. 3
The instantaneous speed of a particle moving along one straight line is v(t) = ate−4t, where the speed v is measured in meters per second, the time t is measured in seconds, and the magnitude of the constant a is measured in meters per second squared. What is its maximum speed, expressed as a multiple of a? (Do not include units in your answer.) Answer: V= a
Consider the plot below describing motion along a straight
line with an initial position of 10 m.a) What is the acceleration at 1 second? m/s^2b)What is the velocity at 2 seconds? Answer in units of
m/s.c)What is the position at 2 seconds? Answer in units of
m.d)What is the velocity at 8 seconds? Answer in units of
m/s.e)What is the position at 8 seconds? Answer in units of
m.