A 20 kg child is on a swing that hangs from 2.0-m-long chains. You may want...

Question

Question

A 20 kg child is on a swing that hangs from 2.0-m-long chains.

You may want to review (Pages 234 - 238) .

What is her maximum speed if she swings out to a 42 ∘ angle?

Express your answer to two significant figures and include the appropriate units.

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

A 20 kg child is on a swing that hangs from 2.2-m-long chains. Part A What is her maximum speed if she swings out to a...

A 20 kg child is on a swing that hangs from 2.2-m-long chains. Part A What is her maximum speed if she swings out to a 49° angle? Express your answer to two significant figures and include the appropriate units. v=Value
QUESTION 1: A 36.0-kg child swings in a swing supported by two chains, each 2.90 m...

QUESTION 1: A 36.0-kg child swings in a swing supported by two chains, each 2.90 m long. The tension in each chain at the lowest point is 424 N. (a) Find the child's speed at the lowest point. m/s (b) Find the force exerted by the seat on the child at the lowest point. (Ignore the mass of the seat.) N (upward)A 36.0-kg child swings in a swing supported by two chains, each 2.90 m long. The tension in each...
A 39.0-kg child swings in a swing subported by two chains, each 3.08 m long. The...

A 39.0-kg child swings in a swing subported by two chains, each 3.08 m long. The tension in each chain at the lowest point is 428 N. (a) Find the child's speed at the lowest point. (b) nnd the tree exerted by the seat on the child at the lowest point. (Ignore the mass of the seat.) N (upmard) A certain light truck can go around a filat curve having a radius of 150 m with a maximum speed of...

A 45.0-kg child swings in a swing supported by two chains, each 3.10 m long. The...

A 45.0-kg child swings in a swing supported by two chains, each 3.10 m long. The tension in each chain at the lowest point is 354 N. (a) Find the child's speed at the lowest point. (b) Find the force exerted by the seat on the child at the lowest point. (Ignore the mass of the seat.) In Newtons upward.
A 37.0-kg child swings in a swing supported by two chains, each 3.06 m long. The...

A 37.0-kg child swings in a swing supported by two chains, each 3.06 m long. The tension in each chain at the lowest point is 354 N. (a) Find the child's speed at the lowest point. 5.8 Incorrect: Your answer is incorrect. Can you find the net force on the child at the lowest point of the swing? Do you expect this to be zero if the child is moving in a circle? m/s (b) Find the force exerted by...
a child is on a swing whose 3.8-m long chains make a maximum angle of 39...

a child is on a swing whose 3.8-m long chains make a maximum angle of 39 grads with the vertical. what is the childs maximum speed? disregard all non-conservative forces.

A 31.0 kg child on a swing is displaced by a maximum angle of 20 degrees...

A 31.0 kg child on a swing is displaced by a maximum angle of 20 degrees to the vertical above her rest position. Assuming no loss of energy and that the swing's rope is 2m long: a) At what point during the swing will she attain her maximum speed? b) What will be her maximum speed through the subsequent swing? c)Assuming this maximum height was the result of one push from her parent, what was the average force exerted by...
A 20.0 kg child plays on a swing having support ropes that are 2.30 m long....

A 20.0 kg child plays on a swing having support ropes that are 2.30 m long. A friend pulls her back until the ropes are 39.0 degrees from the vertical and releases her from rest. What is the potential energy for the child just as she is released, compared with the potential energy at the bottom of the swing? How fast will she be moving at the bottom of the swing? How much work does the tension in the ropes...
A 22.0 kg child plays on a swing having support ropes that are 2.40 m long....

A 22.0 kg child plays on a swing having support ropes that are 2.40 m long. A friend pulls her back until the ropes are 45.0 ∘ from the vertical and releases her from rest. A. What is the potential energy for the child just as she is released, compared with the potential energy at the bottom of the swing? B. How fast will she be moving at the bottom of the swing? C. How much work does the tension...

A 21.0 kg child plays on a swing having support ropes that are 2.40 m long....

A 21.0 kg child plays on a swing having support ropes that are 2.40 m long. A friend pulls her back until the ropes are 45.0 ∘ from the vertical and releases her from rest. A) What is the potential energy for the child just as she is released, compared with the potential energy at the bottom of the swing? B) How fast will she be moving at the bottom of the swing? C) How much work does the tension...