A car moving in a straight line starts at x = 0 at t = 0...
A car moving in a straight line starts at x = 0 at t = 0 . It passes the point x = 26.0 m with a speed of 11.0 m/s at t = 3.00 s . It passes the point x = 390 m with a speed of 42.0 m/s at t = 20.0 s .
1.)Find the average velocity between t = 3.00 s and t = 20.0 s .
2.)Find the average acceleration between t = 3.00 s and t = 20.0 s .
Express your answer with the appropriate units.
Homework Answers
Express your answer with the appropriate units. A car moving in a straight line starts at...
Express your answer with the appropriate units. A car moving in a straight line starts at 2 = 0 at t = 0. It passes the point * = 29.0 m with a speed of 12.0 m/s at t = 3.00 s. It passes the point 2 = 375 m with a speed of 42.0 m/s at t = 20.0 S. HÅR to X o U = Value O 2 ? x•10" @ @ Units You have already submitted this...
A car moving in a straight line starts at X=0 at t=0. It passesthe point x=25.0...
A car moving in a straight line starts at X=0 at t=0. It passesthe point x=25.0 m with a speed of 11.0 m/s at t=3.0 s. It passesthe point x=385 with a speed of 45.0 m/s at t=20.0 s. Find theaverage velocity and the average accelerationbetween t=3.0 s and20.0 s.
A car with mass ? travels in the +?-direction on a straight and level road with a constant acceleration ?. The car starts moving at time = 0. Find the followings quantities of the car in terms of ?, ?, ?. (1) average velocity between time = 0 and ? (2) in
A car with mass ? travels in the +?-direction on a straight and level road with a constant acceleration ?. The car starts moving at time = 0. Find the followings quantities of the car in terms of ?, ?, ?. (1) average velocity between time = 0 and ? (2) instantaneous velocity at time = ? (3) ?-position at time = ? (4) Total work between time = 0 and ? (5) kinetic energy at time = ? (6)...
8. Atoy car moving along a straight track has an acceleration given by a = -2.00...
8. Atoy car moving along a straight track has an acceleration given by a = -2.00 m/s? + (3.00 m/s)t and passes through the same point at t = 0 and at t = 4.00 s. a. Find the car's velocity at t = 4.00 s. b. Make two stacked sketches of the velocity and acceleration as functions of time using the same time scale on both so that the two can be compared. c. During what time period(s) is...
need help with ANALYZE PART A AND B and FINALIZE EXPLORE A car is moving with constant acceleration along a straight road (A) Determine how the velocity and the displacement of the car vary with t...
need help with ANALYZE PART A AND B and FINALIZE
EXPLORE A car is moving with constant acceleration along a straight road (A) Determine how the velocity and the displacement of the car vary with time if the car is initialy moving to the right with a speed of 9.0 m/s and has an acceleration to the right of 1.7 m/s (B) Determine the velocity as a function of time when the velocity is instead initially to the right and...
Problem 1) A car starts from rest at x 0 and 0, travelling in a straight...
Problem 1) A car starts from rest at x 0 and 0, travelling in a straight line. The car speeds up and then slows down until it comes back to rest at a distance of 0.900 km from where it started. For the first quarter of the distance, its acceleration is +2.25 m/s2, while for the last three quarters of the distance its acceleration is -0.750 m/s2. (a) Find the travel time for the entire trip. (b) Find the maximum...
A low-flying crop-duster A is moving with a constant speed of 40 m/s in the horizontal circle of radius 300 m. As it passes the twelve-o'clock position shown at time t = 0, car B starts from rest from the position shown and accelerates along the straight
A low-flying cropduster A is moving with a constant speed of 40 m/s in the horizontal circle of radius 300 m. As it passes the twelve-o'clock position shown at time t = 0 car B starts from rest from the position shown and accelerates along the straight road at the constant rate of 3m / (s ^ 2) until it reaches a speed of 30m / s after which it maintains that constant speed. Determine the velocity and acceleration
of...
A low-flying crop-duster A is moving with a constant speed of 40 m/s in the horizontal circle of radius 300 m. As it passes the twelve-o'clock position shown at time t = 0, car B starts from rest from the position shown and accelerates along the straight
A low-flying cropduster A is moving with a constant speed of 40 m/s in the horizontal circle of radius 300 m. As it passes the twelve-o'clock position shown at time t = 0 car B starts from rest from the position shown and accelerates along the straight road at the constant rate of 3m / (s ^ 2) until it reaches a speed of 30m / s after which it maintains that constant speed. Determine the velocity and acceleration
of...
6. Two cars are moving in a flat parking lot. Car A is moving in a circle of radius 2 and it's position as a function of time,t, is FA(t)2cos(t), 2sin(t) >. A second car, Car B, starts...
6. Two cars are moving in a flat parking lot. Car A is moving in a circle of radius 2 and it's position as a function of time,t, is FA(t)2cos(t), 2sin(t) >. A second car, Car B, starts at the edge of the lot at position re(0) =< 1,-2 >. At t-0, Car B accelerates from rest (initial velocity < 0,0 >) in a straight line with acceleration vector FB"(t)-0,c. Note: At t-0 Car A is at FA(0) 2,0and Car...
12-10. Car A starts from rest at t-0 and travels along a straight road with a...
12-10. Car A starts from rest at t-0 and travels along a straight road with a constant acceleration of 3 m/s until it reaches a speed of 27 m/s. Afterwards it maintains this speed. Also, when-0, car B located 2000 m down the road is traveling towards A at a constant speed of 20 m/s. Determine the distance travelled by car A when they pass each other. 20 m/s 2000 m 12-11. A particle travels along a straight line with...
Express your answer with the appropriate units. A car moving in a straight line starts at 2 = 0 at t = 0. It passes the point * = 29.0 m with a speed of 12.0 m/s at t = 3.00 s. It passes the point 2 = 375 m with a speed of 42.0 m/s at t = 20.0 S. HÅR to X o U = Value O 2 ? x•10" @ @ Units You have already submitted this...
8. Atoy car moving along a straight track has an acceleration given by a = -2.00 m/s? + (3.00 m/s)t and passes through the same point at t = 0 and at t = 4.00 s. a. Find the car's velocity at t = 4.00 s. b. Make two stacked sketches of the velocity and acceleration as functions of time using the same time scale on both so that the two can be compared. c. During what time period(s) is...
need help with ANALYZE PART A AND B and FINALIZE
EXPLORE A car is moving with constant acceleration along a straight road (A) Determine how the velocity and the displacement of the car vary with time if the car is initialy moving to the right with a speed of 9.0 m/s and has an acceleration to the right of 1.7 m/s (B) Determine the velocity as a function of time when the velocity is instead initially to the right and...
Problem 1) A car starts from rest at x 0 and 0, travelling in a straight line. The car speeds up and then slows down until it comes back to rest at a distance of 0.900 km from where it started. For the first quarter of the distance, its acceleration is +2.25 m/s2, while for the last three quarters of the distance its acceleration is -0.750 m/s2. (a) Find the travel time for the entire trip. (b) Find the maximum...
6. Two cars are moving in a flat parking lot. Car A is moving in a circle of radius 2 and it's position as a function of time,t, is FA(t)2cos(t), 2sin(t) >. A second car, Car B, starts at the edge of the lot at position re(0) =< 1,-2 >. At t-0, Car B accelerates from rest (initial velocity < 0,0 >) in a straight line with acceleration vector FB"(t)-0,c. Note: At t-0 Car A is at FA(0) 2,0and Car...
12-10. Car A starts from rest at t-0 and travels along a straight road with a constant acceleration of 3 m/s until it reaches a speed of 27 m/s. Afterwards it maintains this speed. Also, when-0, car B located 2000 m down the road is traveling towards A at a constant speed of 20 m/s. Determine the distance travelled by car A when they pass each other. 20 m/s 2000 m 12-11. A particle travels along a straight line with...
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