ZuoTi.Pro
Question

1. A girl on a merry-go-round is making six complete circles every two minutes. a. What is her angular velocity in rpm? b. Wh

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

Homework Answers

Answer #1

2

0 0
Add a comment
Know the answer?
Add Answer to:
1. A girl on a merry-go-round is making six complete circles every two minutes. a. What...
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

  • A girl (named Mary? Get it?) stands at the outer edge of a merry-go-round at distance...

    A girl (named Mary? Get it?) stands at the outer edge of a merry-go-round at distance 2.3m from the center. The merry-go-round is rotating at 22 rpm. The girl has a mass of 30kg, and the merry-go-round has a moment of inertia of 1300kgm^2 (a) What is the moment of inertia of the girl as she rotates around the center of the merry-go-round? (b) What is the angular velocity of the merry-go-round? rad/s (c) What is the total moment of...

  • A child sits on a merry-go-round that has a diameter of 6.00 m. The child uses...

    A child sits on a merry-go-round that has a diameter of 6.00 m. The child uses her legs to push the merry-go-round, making it go from rest to an angular speed of 15.0 rpm in a time of 37.0 s. What is the average angular acceleration aavg of the merry-go-round in units of radians per second squared (rad/s2)? avg0.042 rad/s2 What is the angular displacement Δθ of the merry-go-round, in units of radians (rad), during the time the child pushes...

  • A child sits on a merry‑go‑round that has a diameter of 4.00 m. The child uses...

    A child sits on a merry‑go‑round that has a diameter of 4.00 m. The child uses her legs to push the merry‑go‑round, making it go from rest to an angular speed of 19.0 rpm in a time of 47.0 s. What is the average angular acceleration ?avg of the merry‑go‑round in units of radians per second squared (rad/s2)? ?avg= What is the angular displacement Δ? of the merry‑go‑round, in units of radians (rad), during the time the child pushes the...

  • A child sits on a merry‑go‑round that has a diameter of 5.00 m. The child uses...

    A child sits on a merry‑go‑round that has a diameter of 5.00 m. The child uses her legs to push the merry‑go‑round, making it go from rest to an angular speed of 20.0 rpm in a time of 44.0 s. PART 1 What is the average angular acceleration ?avg of the merry‑go‑round in units of radians per second squared (rad/s2)? PART 2 What is the angular displacement Δ? of the merry‑go‑round, in units of radians (rad), during the time the...

  • A 15 year old girl is riding on a playground merry-go-round, being pushed around by her...

    A 15 year old girl is riding on a playground merry-go-round, being pushed around by her friend, similar to that pictured above. The rider has a mass of 50.0 kg and a two handed grip strength of 445 N. The coefficient of friction between her and the merry-go-round is 0.100. Her friend spins her at a rate of 40 rev/min. 13. What is the frictional force, f, acting on the girl? Answer (4 points): f= 14. What is the angular...

  • 17. A 25.0 kg girl stands on the edge of a merry-go-round that is turning with...

    17. A 25.0 kg girl stands on the edge of a merry-go-round that is turning with an angular speed of 0.750 rad/s. The merry-go-round has a radius of 2.50 m and a moment of inertia of 200 kg m2. The girl walks to the center of the merry-go-round and stands there. What is the new angular speed of the merry-go-round? (Treat the girl as a point particle.)

  • 4. A 85-kg merry-go-round of radius 1.7 meters has a girl (with a mass of 32...

    4. A 85-kg merry-go-round of radius 1.7 meters has a girl (with a mass of 32 kg) riding along on the outer edge. (4 pts.) What is the moment of inertia for the merry-go-round? (4 pts.) What is the moment of inertia for the girl? (3 pts.) What is the total moment of inertia? edge of the merry-go-round, applying a constant torque of 170 Nem. (3 pts.) What is the angular acceleration of the merry-go-round (and girl)? (3 pts.) What...

  • 1) You are standing on a merry go round with a radius of 1.2 m. Your...

    1) You are standing on a merry go round with a radius of 1.2 m. Your friend accelerates the merry go round from rest at a constant angular acceleration of 1.5 radians/s^2 A. What is your angular velocity after 4 seconds? B. What is your angular velocity at the center of the merry go round C. How far have you rotated in this time?

  • A child is pushing a merry-go-round. The angle through which the merry-go-round has turned varies with...

    A child is pushing a merry-go-round. The angle through which the merry-go-round has turned varies with time according to θ(t) = γt + βt3, where γ = 0.40 rad/s and β = 0.012 rad/s3 Calculate the angular velocity of the merry-go-round as a function of time Calculate the average angular velocity ωav − z for the time interval t = 0 to t = 4.0 s.

  • 1) You are standing on a merry go round with a radius of 1.2 m. Your...

    1) You are standing on a merry go round with a radius of 1.2 m. Your friend accelerates the merry go round from rest at a constant angular acceleration of 1.5 radians/s^2 A) After 4 seconds the merry go round abruptly stops and you fly off. Will your velocity be linear or angular? What direction is your velocity My guess is that your direction is linear, but I am not sure the direction of the velocity. B) What will be...

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