Question

x(0) = -4, v(0) = 3, and a(0) = -0.5 the car changes its direction at...

x(0) = -4, v(0) = 3, and a(0) = -0.5

the car changes its direction at the location x = 5.

a) if instead v(0) = 2.5, in which location does the car now change direction?

b) what v(0) will make the car change direction at x = 4?

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Given a random variable X has the following pmf: X -1 0 1 P[X] 0.25 0.5...
Given a random variable X has the following pmf: X -1 0 1 P[X] 0.25 0.5 0.25 Define Y = X2 & W= Y+2. Which one of the following statements is not true? A) V[Y] = 0.25. B) E[XY] = 0. C) E[X3] = 0. D) E[X+2] = 2. E) E[Y+2] = 2.5. F) E[W+2] = 4.5. G) V[X+2] = 0.5. H) V[W+2] = 0.25. I) P[W=1] = 0.5 J) X and W are not independent.
Car A starts from rest and accelerates in the x-direction at 4 m/s^2 at the precise...
Car A starts from rest and accelerates in the x-direction at 4 m/s^2 at the precise moment that it is passed by Car B traveling in the same direction at a constant speed of 40 m/s. (Draw a free-body diagram).                       a) How long does it take Car A to catch Car B?                       b) How far has Car A traveled when it catches Car B?                       c) How fast is Car A traveling when it catches Car B?                      ...
Suppose ?(?,?)=??f(x,y)=xy, ?=(−4,−4)P=(−4,−4) and ?=3?+2?v=3i+2j. A. Find the gradient of f. ∇?=∇f=  ?+i+  ?j Note: Your answers should...
Suppose ?(?,?)=??f(x,y)=xy, ?=(−4,−4)P=(−4,−4) and ?=3?+2?v=3i+2j. A. Find the gradient of f. ∇?=∇f=  ?+i+  ?j Note: Your answers should be expressions of x and y; e.g. "3x - 4y" B. Find the gradient of f at the point P. (∇?)(?)=(∇f)(P)=  ?+i+  ?j Note: Your answers should be numbers C. Find the directional derivative of f at P in the direction of ?v. ???=Duf= D. Find the maximum rate of change of f at P. E. Find the (unit) direction vector in which the maximum rate...
Given the set S = {(u,v): 0<= u<=4 and 0<= v<=3} and the transformation T(u, v)...
Given the set S = {(u,v): 0<= u<=4 and 0<= v<=3} and the transformation T(u, v) = (x(u, v), y(u, v)) where x(u, v) = 4u + 5v and y(u, v) = 2u -3v, graph the image R of S under the transformation T in the xy-plan and find the area of region R
Let u = (−3, 2, 1, 0), v = (4, 7, −3, 2), w = (5,...
Let u = (−3, 2, 1, 0), v = (4, 7, −3, 2), w = (5, −2, 8, 1). Find the vector x that satisfies 2u − ||v||v = 3(w − 2x).
Consider the function: f(x) = 0.5x if 0<x<1 f(x) = 0.5 if 1<x<2 f(x) =1.5-0.5x if...
Consider the function: f(x) = 0.5x if 0<x<1 f(x) = 0.5 if 1<x<2 f(x) =1.5-0.5x if 2<x<3 f(x) = 0 otherwise. a. Show that this is a PDF. b. Calculate P(x<2.5) and P(0.5<x<2). c. Find the expected value and the median of this distribution.
Suppose that over a certain region of space the electrical potential V is given by the...
Suppose that over a certain region of space the electrical potential V is given by the following equation. V(x, y, z) = 5x2 − 2xy + xyz (a) Find the rate of change of the potential at P(4, 6, 4) in the direction of the vector v = i + j − k. (b) In which direction does V change most rapidly at P? (c) What is the maximum rate of change at P?
2) A car of mass 1000kg is travelling in an eastward (+x) direction with a constant...
2) A car of mass 1000kg is travelling in an eastward (+x) direction with a constant speed of 20m/s. It then hits a stationary truck. The truck is twice as heavy as the car. After the collision, the car travels in a direction 300 North of East and the truck travels 600 South of East. (a) What are the final speeds of the car and the truck after collision? (b) Calculate the change in kinetic energy of the system before...
One magnetic dipole is located at the origin (x=0) pointing at z-direction. Another dipole is located...
One magnetic dipole is located at the origin (x=0) pointing at z-direction. Another dipole is located at point x=d on the x-axis pointing at x-direction. At the infinite range, the potential energy is 0. a. What is the potential energy of these dipoles? b. If now the dipole at the origin points now points at the -x direction, and the other dipole remains the same, what is the potential energy?
Consider f(x, y) = (x ^2)y + 3xy − x(y^2) and point P (1, 0). Find...
Consider f(x, y) = (x ^2)y + 3xy − x(y^2) and point P (1, 0). Find the directional derivative of f at P in the direction of ⃗v = 〈1, 1〉. Starting from P , in what direction does f have the maximal rate of change? Calculate the maximal rate of change
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT