A Ferris wheel is moving at an initial angular velocity of 1.5 rev every 30 s while rotating in a clockwise direction. If the operator then brings it uniformly to a stop in 3.0 min, what is the angular acceleration? (a) Include both the magnitude (in SI units) and direction of the angular acceleration. (b) Through how many revolutions will the Ferris wheel rotate while coming to a stop? Include a relevant diagram of the situation.

A Ferris wheel is moving at an initial angular velocity of 1.5 rev every 30 s while rotating in a clockwise direction. If the operator then brings it uniformly to a stop in 3.0 min, what is the angular acceleration? (a) Include both the magnitude (in SI units) and direction of the angular acceleration. (b) Through how many revolutions will the Ferris wheel rotate while coming to a stop? Include a relevant diagram of the situation.

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter2: Motion

Section2.3: Acceleration

Problem 2.3CE: What is the average speed in mi/h of a person at the equator as a result of the Earths rotation?...

See similar textbooks

Similar questions

Explain why centripetal acceleration changes the direction of velocity in circular motion but not its magnitude.
A point on a rotating turntable 20.0 cm from the center accelerates from rest to a final speed of 0.700 m/s in 1.75 s. At t = 1.25 s, find the magnitude and direction of (a) the radial acceleration, (b) the tangential acceleration, and (c) the total acceleration of the point.
Please answer the following question(s): 1. A helicopter blade spins at exactly 130 revolutions per minute. Its tip is 5.00 m from the center of rotation. Hint: What is the shape of the path described by the helicopter blade? How do you find the length of this path? (a) What is the total distance traveled by the tip per minute? Enter to 3 significant figures Distance: m (b) What is the average speed of the tip of the blade? Enter to 3 significant figures Average speed: m/s (c) What is the average velocity over one revolution? Enter to 3 significant figures Average velocity: m/s
I am having trouble with a 3 d motion problem. The problem is as follows, "A point on a rotating turntable 20.0 cm from the center accelerates from rest to a final speed of 0.600 m/s in 1.80 s. At t = 1.29 s, find the magnitude and direction of each of the following." The problem asks me to find the radial acceleration, the tangential acceleration, and the total acceleration of the point. Thanks for the help.
For a uniform circular motion along a vertical circle of radius Rat speed vo, derive (a) The centripetal acceleration is expressed as ( picture 1) ac=4pi^2R/T^2, where T is the period of the motion. (b) The centripetal acceleration expressed as (picture 2) ac=w^2R , where w is the angular speed (how much angle is swept out per unit of time). Note that the distance s along the circular path traveled is related to the angle θ swept out through s=θR
How fast (in rpm) must a centrifuge rotate if a particle 7.5 cm from the axis of rotation is to experience an acceleration of 2.0×105 g's? Express your answer using two significant figures.
When a carpenter shuts off his circular saw, the 10.0-inchdiameter blade slows from 3984 rpm to 0 in 1.25 s. (a) What is theangular acceleration of the blade? (b) What is the distance traveled by a point on the rim of the blade during the deceleration?(c) What is the magnitude of the net displacement of a point onthe rim of the blade during the deceleration?
A flywheel has a radius of 16.0 cm. What is the speed of a point on the edge of the flywheel, in cm/s, if it experiences a centripetal acceleration of 950.0 cm/s2?
A curve ball is a type of pitch in which the baseball spins on its axis as it heads for home plate. If a curve ball is thrown at 33.2 m/s (74 mph) with a spin rate of 31 rev/s, how many revolutions does it complete before reaching home plate? Assume that home plate is 18.3 m (60 ft) from the pitching mound and that the baseball travels at a constant velocity. Express your answer in revolutions per second to three significant figures. VE ΑΣΦ ? rev
A rotating fan completes 1200 revolutions every minute. Consider a point on the tip of a blade, at a radius of 0.10 m. What is the magnitude of its acceleration?
An astronaut is rotated in a horizontal centrifuge at a radius of 5.0 m. (a) What is the astronaut’s speed if the centripetal acceleration has a magnitude of 7.0g? (b) How many revolutions per minute are required to produce this acceleration? (c) What is the period of the motion?
A centrifuge in a forensic investigation laboratory rotates at an angular speed of 3,650 rev/min, clockwise (when viewed from above). When switched off, it rotates through 48.0 revolutions before coming to rest. Assuming it is constant, what is the magnitude of angular acceleration (in rad/s2)?