Calculate the childs centripetal acceleration

Assignment Help Physics
Reference no: EM13512393

A 50.0-kg child stands at the rim of a merry-go-round of radius 1.75 m, rotating with an angular speed of 3.10 rad/s.

(a) What is the child's centripetal acceleration?

(b) What is the minimum force between her feet and the floor of the carousel that is required to keep her in the circular path?

(c) What minimum coefficient of static friction is required?

Reference no: EM13512393

Questions Cloud

Compare and contrast the two methods that may be used : Compare and contrast the two methods that may be used to present operating cash flows in the statement of cash flows.  Which method is preferred by firms and by outsiders?
Prepare takemoto entry : Prepare Takemoto's November 1, 2010, entry; the December 31, 2010, annual adjusting entry; and the February 1, 2011, entry.
Define the carbonyl carbon of an aldehyde and ketone : The carbonyl carbon of an aldehyde, ketone, carboxylic acid, or ester cannot be a stereocenter. Why or why not
What is the per unit conversion cost : Complete as to materials and 40% complete as to conversion costs. If the unit cost of materials is $3 and the costs assigned to the 800 units is $6,000, what is the per unit conversion cost?
Calculate the childs centripetal acceleration : A 50.0-kg child stands at the rim of a merry-go-round of radius 1.75 m, rotating with an angular speed of 3.10 rad/s. What is the child's centripetal acceleration
Define iron oxide to make aluminum oxide and molten iron : In a thermite reaction, powdered aluminum reacts with iron (III) oxide to make aluminum oxide and molten iron What mass of aluminum oxide is produced when 2.3 grams of aluminum reacts with iron (III) oxide
What were the units started into production : Coats Company had zero units of beginning work in process. During the period, 9,000 units were completed, and there were 600 units of ending work in process. What were the units started into production?
Evaluate the drills angular acceleration : A dentist's drill starts from rest. After 2.90 s of constant angular acceleration it turns at a rate of 2.2 104 rev/min. Find the drill's angular acceleration
Statement of cash flows : APB Opinion No. 19 permitted fund balance accounts in the statement of changes in financial position to include which of the following? Quick assets only

Reviews

Write a Review

Physics Questions & Answers

  How far will it slide up the plane

A 5.0 kg bundle starts up a 30° incline with 128 J of kinetic energy. How far will it slide up the plane if the coefficient of friction is 0.40

  Calculate the density of the rock

A small piece of rock is weighed in air and then weighed while immersed in oil of density 800 kg/m3. If the weight in air is 21.5 N and the weight in the oil is 11.8 N, calculate the density of the rock

  Find the total electrical energy

A power plant burns coal and generates an average of 600.0 MW of electrical power, Find the total electrical energy generated by the plant in a 30-day period

  Illustrate what force should the crewman pull

2 crewmen pull a raft, 1 crewman pulls with a force of 130 newtons at 34 degreees relative to the forward position on the raft. the 2nd crewman on the opposite side pulls at 45 degrees. Illustrate what force should the 2nd crewman pull so that the..

  Find the speed of the ice at the bottom

A 8.80-kg block of ice, released from rest at the top of a 1.33m--long frictionless ramp, slides downhill, reaching a speed of 2.61m/s at the bottom. What would be the speed of the ice at the bottom

  Find the final speed of both vehicles after the collision

A 650-kg car stopped at an intersection is rear-ended by a 1720-kg truck moving with a speed of 22 m/s. find the final speed of both vehicles after the collision

  Which child has the larger angular speed

Two children, Mary and Kate, are riding on a merry-go-round. Mary is at a greater distance from the axis of rotation than Kate. Which child has the larger angular speed? Tangential speed? Centripetal acceleration?

  How far will it land from the base of the cliff

A rock is thrown horizontally with a speed of 19 m/s from a vertical cliff of height 30 m. How far will it land from the base of the cliff

  Determine the minimum height necessary for the ball

You want to design the loop-the-loop toy. The idea is that a ball of mass m=0.01 kg, determine the minimum height necessary for the ball to remain in contact with the track during the whole loop-the-loop journey

  Determine the force exerted on your fingertip

Estimate the radiation pressure due to a 100-W bulb at a distance of 7.0 cm from the center of the bulb.  Estimate the force exerted on your fingertip

  Which is the direction of motion

In addition, snow exerts a retarding force on the sled that points opposite to the direction of motion, and has a magnitude of 57 N. Find out the acceleration of the sled and child.

  What is the propellers angular speed

An airplane propeller is 3.08 in length (from tip to tip) and has a mass of 152. What is the propeller's angular speed after making 5.00

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd