HomeworkLib
Question

The position of a particle moving along the x axis is given by x = (21 + 22t - 6.0t2) m

The position of a particle moving along the x axis is given by x = (21 + 22t - 6.0t2) m, where t is in s. What is the average velocity during the time interval t = 1.0 s to t = 3.0 s?

  • -6.0 m/s

  • -4.0 m/s 

  • -2.0 m/s

  • -8.0 m/s

  • 8.0 m/s


science   physics   
4 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

✔ Recommended Answer
Answer #1

x(t) = 21 + 22t - 6t2

for t = 3 s     x(3) = 21 +22(3) - 6(32) = 33

for t = 1 s     x(1) = 21 + 22(1) -6(12) = 37

Δv = Δx/Δt = [x(3) - x(1)]/[3 - 1]

Δv = (33 - 37)/(2)

Δv = -2 m/s

6 0
Add a comment
Answer #2
The answer will be : -2
source: Week
answered by: ??????
1 0
Add a comment
Answer #3
The answer will be : -2
source: Week
answered by: ??????
0 0
Add a comment
Know the answer?
Add Answer to:
The position of a particle moving along the x axis is given by x = (21 + 22t - 6.0t2) m
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • The position of a particle moving along the x axis is given by (21 22 6...

    The position of a particle moving along the x axis is given by (21 22 6 0 )m 2 x = + t − . t , where t is in s. What is the average velocity during the time interval t = 1.0 s to t = 3.0 s? a) –6.0 m/s b) –4.0 m/s c) –2.0 m/s d) –8.0 m/s e) 8.0 m/s

  • The position of a particle moving along the x axis is given by x= 6.0.-1.0p, where...

    The position of a particle moving along the x axis is given by x= 6.0.-1.0p, where x is in meters and ria seconds. What is the position of the particle when it achieves its maximum speed in the positive x direction? a. 32m b. 12m c. 16 m d. 24 m c. 2.0m 12. 13. The position of a particle moving along the x axis is given by x (21 +221-6.0)m, where t is in s. What is the average...

  • Vy is the velocity of a particle moving along the x axis as shown. If x...

    Vy is the velocity of a particle moving along the x axis as shown. If x = 1.0 m at t= 1.0 s, what is the position of the particle at t = 6.0 s? V (m/s) 4.0 3.0 2.0 1.0 0 1.0 2.0 3.0 4.0 50 6.0 1.0 2.0

  • The position of a particle moving along the x axis depends on the time according to...

    The position of a particle moving along the x axis depends on the time according to the equation x = ct3 - bt7, where x is in meters and t in seconds. Let c and b have numerical values 2.5 m/s3 and 1.4 m/s7, respectively. From t = 0.0 s to t = 1.4 s, (a) what is the displacement of the particle? Find its velocity at times (b) 1.0 s, (c) 2.0 s, (d) 3.0 s, and (e) 4.0...

  • Vx is the velocity of a particle moving along the x axis as shown

    Vx is the velocity of a particle moving along the x axis as shown. If x = 1.0 m at t= 1.0 s, what is the position of the particle at t = 6.0 s? -2.0 m -1.0 m +2.0 m +1.0 m -3.0 m

  • The position of a particle moving along the x axis depends on the time according to the equation x = ct2-bt3

    The position of a particle moving along the x axis depends on the time according to the equation x = ct2-bt3, where x is in meters and t in seconds. What are the units of (a) constant c and (b) constant b? Let their numerical values be 3.0 and 2.0, respectively. (c) At what time does the particle reach its maximum positive x position? From t=0.0s to t=4.0 s, (d) what distance does the particle move and (e) what is...

  • The position of a particle moving along the x axis is given by x = 5...

    The position of a particle moving along the x axis is given by x = 5 + 6t -3t2 meters, where t is in seconds. What is the average velocity during the time interval t = 2.0s to t=4.0s?

  • The position of a particle moving along an x axis is given by x = 12t2...

    The position of a particle moving along an x axis is given by x = 12t2 - 2t3, where x is in meters and t is in seconds. Determine (a) the position, (b) the velocity, and (c) the acceleration of the particle at t = 3.0 s. Determine the average velocity of the particle between t = 0 and t = 3s.

  • The position of a particle moving along the x axis is given in centimeters by x...

    The position of a particle moving along the x axis is given in centimeters by x = 9.55 + 1.01 t3, where t is in seconds. Calculate (a) the average velocity during the time interval t = 2.00 s to t = 3.00 s; (b) the instantaneous velocity at t = 2.00 s; (c) the instantaneous velocity at t = 3.00 s; (d) the instantaneous velocity at t = 2.50 s; and (e) the instantaneous velocity when the particle is...

  • The position of a particle moving along the x axis is given in centimeters by x...

    The position of a particle moving along the x axis is given in centimeters by x = 9.79 + 1.97 t3, where t is in seconds. Calculate (a) the average velocity during the time interval t = 2.00 s to t = 3.00 s; (b) the instantaneous velocity at t = 2.00 s; (c) the instantaneous velocity at t = 3.00 s; (d) the instantaneous velocity at t = 2.50 s; and (e) the instantaneous velocity when the particle is...

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