Question

0 0
Add a comment Improve this question Transcribed image text
Answer #1

3 ZFy_ = f3 gun Q 3 h@rna2. ナ

Add a comment
Know the answer?
Add Answer to:
An object's position is given by r(t) = (150-t2 + 1/12t3)i + (200+5t-2.5t2, + 1/18t3)j where...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • The vector position of an object varies according to r(t) = (24.0 m)i + [(2.00 m/s2)t2]j,...

    The vector position of an object varies according to r(t) = (24.0 m)i + [(2.00 m/s2)t2]j, where t is in seconds. (a) Determine the magnitude of the position vector at t = 5.00 s. (b) Determine the magnitude of the velocity vector at 5.00 s. A boy stands on a diving board and throws a stone into a swimming pool. The stone is thrown from a height of 2.93 m above the water surface with a velocity of 5.26 m/s...

  • Suppose the position vector for a particle is given as a function of time by r(t)...

    Suppose the position vector for a particle is given as a function of time by r(t) = x(t)i + y(t)j, with x(t) = at + b and y(t) = ct + d, where a - 1.70 m/s, b = 1.50 m, c = 0.116 m/s, and d = 1.04 m. (a) Calculate the average velocity during the time interval from t = 2.05 s to t = 4.05 s. m/s (b) Determine the velocity at t = 2.05 s. m/s...

  • The vector position of a particle varies in time according to the expression r-7.40 i-8.20t2 j...

    The vector position of a particle varies in time according to the expression r-7.40 i-8.20t2 j where r is in meters and t is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any variable or symbol stated above as necessary.) m/s (b) Determine the acceleration of the particle as a function of time. (Use any variable or symbol stated above as necessary.) m/s2 (c) Calculate the particle's position and velocity...

  • The position of a particle is given by r = (at2)i + (bt3)j + (ct-2)k, where...

    The position of a particle is given by r = (at2)i + (bt3)j + (ct-2)k, where a, b, and c are constants. a) What is the velocity as a function of time? b) What is the acceleration as a function of time? c) Suppose a = 4.48 m/s2, b = -2.63 m/s3, and c = -82.7 ms2. What is the particle’s speed, in m/s, at t = 2.46 s? d) Referring to the values given in part (c), what is...

  • A particle moves in the plane with position given by the vector valued function r(t)=cos^3(t)i+sin^3(t)j MA330...

    A particle moves in the plane with position given by the vector valued function r(t)=cos^3(t)i+sin^3(t)j MA330 Homework #2 particle moves in the plane with position given by the vector-valued function The curve it generates is called an astrid and is plotted for you below. (a) Find the position att x/4 by evaluating r(x/4). Then draw this vector on the graph (b) Find the velocity vector vt)-r)-.Be sure to apply the power and (e) Find the velocity at t /4 by...

  • t the Wackes in ersed from e with mantude of 15 The Black I haa t...

    t the Wackes in ersed from e with mantude of 15 The Black I haa t he block 2 has mass and Neck has a mass Calculate c t of inte friction between black and a (A) 0.34 B) 0.45 (C) 0.87 (D) 0:54 0.99 14 The work of a given force has its maximum positive value when CA) The vector of displacement and force are at the same direction B) The vector of displacement and force are at the...

  • A car, traveling due north, has an initial velocity of 18 m/s accelerates for 9 s...

    A car, traveling due north, has an initial velocity of 18 m/s accelerates for 9 s for a distance of 180 m. What is the velocity of the car after the acceleration? (5) A remote controlled car is moving through a parking lot described by the position function r(t) = [2.5 m - (0.015 m/s^2) t^2] i - [0.6 m - (0.1 m/s) t + (0.032 m/s2) t^2] j. What is the speed of the toy car at t =...

  • what is the answer for number 4 1. Let r(t) = -i-e2t j + (t? +...

    what is the answer for number 4 1. Let r(t) = -i-e2t j + (t? + 2t)k be the position of a particle moving in space. a. Find the particle's velocity, speed and direction at t = 0. Write the velocity as a product of speed and direction at this time. b. Find the parametric equation of the line tangent to the path of the particle at t = 0. 2. Find the integrals: a. S (tezi - 3sin(2t)j +...

  • Whats the answer to number 1? 1. Let r(t) = -i-e2t j + (t? + 2t)k...

    Whats the answer to number 1? 1. Let r(t) = -i-e2t j + (t? + 2t)k be the position of a particle moving in space. a. Find the particle's velocity, speed and direction at t = 0. Write the velocity as a product of speed and direction at this time. b. Find the parametric equation of the line tangent to the path of the particle at t = 0. 2. Find the integrals: a. S (tezi - 3sin(2t)j + ick)...

  • QUESTION 8 The velocity of a particle is v-1 9 i + (3-2) j m/s, where t is in seconds. If r:0 when particle in the...

    QUESTION 8 The velocity of a particle is v-1 9 i + (3-2) j m/s, where t is in seconds. If r:0 when particle in the y direction during the interval t 1 sto t 4 s 0, determine the displacement of the QUESTION 8 The velocity of a particle is v-1 9 i + (3-2) j m/s, where t is in seconds. If r:0 when particle in the y direction during the interval t 1 sto t 4 s...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT