COLL PHYSICS UPDATE V2&S/WRKBK&MOD MST/
3rd Edition
ISBN: 9780134677149
Author: Knight
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 6, Problem 15P
A 200 g block on a 50-cm-long string swings in a circle on a horizontal, frictionless table at 75 rpm.
a. What is the speed of the block?
b. What is the tension in the string?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
In the Pirate Boat ride at the amusement park, riders swing back and forth in a pendulumlike “boat.” The distance from the boat to the pivot point is 13m, and the maximum angle the boat reaches is 40°.a. What is the maximum speed the boat attains?b. What is the apparent weight of a 55 kg rider at the bottom of the arc?
A propeller goes 1500 rpm to rest in 45 s.
a. What is the acceleration?
b. What is the angular displacement in the 5
seconds?
A typical road bike wheel has a diameter of 70 cm including the tire. In a time trial, when a cyclist is racing along at 12 m/s:a. How fast is a point at the top of the tire moving?b. How fast, in rpm, are the wheels spinning?
Chapter 6 Solutions
COLL PHYSICS UPDATE V2&S/WRKBK&MOD MST/
Ch. 6 - A cyclist goes around a level, circular track at...Ch. 6 - In uniform circular motion, which of the following...Ch. 6 - A particle moving along a straight line can have...Ch. 6 - Would having four-wheel drive on a car make it...Ch. 6 - Large birds like pheasants often walk short...Ch. 6 - When you drive fast on the highway with muddy...Ch. 6 - A ball on a string moves in a vertical circle as...Ch. 6 - Give an everyday example of circular motion for...Ch. 6 - Give an everyday example of circular motion for...Ch. 6 - Its been proposed that future space stations...
Ch. 6 - A car coasts at a constant speed over a circular...Ch. 6 - In Figure Q6.11, at the instant shown, is the...Ch. 6 - Riding in the back of a pickup truck can be very...Ch. 6 - Playground swings move through an arc of a circle....Ch. 6 - Variation in your apparent weight is desirable...Ch. 6 - A small projectile is launched parallel to the...Ch. 6 - Why is it impossible for an astronaut inside an...Ch. 6 - If every object in the universe feels an...Ch. 6 - A mountain climbers weight is slightly less on the...Ch. 6 - Is the earths gravitational force on the sun...Ch. 6 - A ball on a string moves around a complete circle,...Ch. 6 - As seen from above, a car rounds the curved path...Ch. 6 - As we saw in the chapter, wings on race cars push...Ch. 6 - Suppose you and a friend, each of mass 60 kg, go...Ch. 6 - The cylindrical space station in Figure Q6.25, 200...Ch. 6 - Two cylindrical space stations, the second four...Ch. 6 - The radius of Jupiter is 11 times that of earth,...Ch. 6 - A newly discovered planet has twice the mass and...Ch. 6 - Suppose one night the radius of the earth doubled...Ch. 6 - Currently, the moon goes around the earth once...Ch. 6 - Two planets orbit a star. You can ignore the...Ch. 6 - A 5.0-m-diameter merry-go-round is turning with a...Ch. 6 - The blade on a table saw spins at 3450 rpm. Its...Ch. 6 - An old-fashioned LP record rotates at 3313rpm. a....Ch. 6 - A typical hard disk in a computer spins at 5400...Ch. 6 - A CD-ROM drive in a computer spins the...Ch. 6 - The horse on a carousel is 4.0 m from the central...Ch. 6 - The radius of the earths very nearly circular...Ch. 6 - Modern wind turbines are larger than they appear,...Ch. 6 - Your roommate is working on his bicycle and has...Ch. 6 - Wind turbines designed for offshore installations...Ch. 6 - To withstand g-forces of up to 10g, caused by...Ch. 6 - A typical running track is an oval with...Ch. 6 - Figure P6.13 is a birds-eye view of particles on a...Ch. 6 - In short-track speed skating, the track has...Ch. 6 - A 200 g block on a 50-cm-long string swings in a...Ch. 6 - A cyclist is rounding a 20-m-radius curve at 12...Ch. 6 - A 1500 kg car drives around a flat 200-m-diameter...Ch. 6 - A fast pitch softball player does a windmill...Ch. 6 - A baseball pitching machine works by rotating a...Ch. 6 - A wind turbine has 12,000 kg blades that are 38 m...Ch. 6 - Youre driving your pickup truck around a curve...Ch. 6 - You have seen dogs shake to shed water from their...Ch. 6 - Gibbons, small Asian apes, move by brachiation,...Ch. 6 - The passengers in a roller coaster car feel 50%...Ch. 6 - You hold a bucket in one hand. In the bucket is a...Ch. 6 - A roller coaster car is going over the top of a...Ch. 6 - As a roller coaster car crosses the top of a...Ch. 6 - An 80-ft-diameter Ferris wheel rotates once every...Ch. 6 - A typical laboratory centrifuge rotates at 4000...Ch. 6 - A satellite orbiting the moon very near the...Ch. 6 - Spacecraft have been sent to Mars in recent years....Ch. 6 - The centers of a 10 kg lead ball and a 100 g lead...Ch. 6 - The gravitational force of a star on an orbiting...Ch. 6 - The free-fall acceleration at the surface of...Ch. 6 - What is the ratio of the suns gravitational force...Ch. 6 - Suppose the free-fall acceleration at some...Ch. 6 - In recent years, astronomers have found planets...Ch. 6 - In recent years, astronomers have found planets...Ch. 6 - a. What is the gravitational force of the sun on...Ch. 6 - What is the value of g on the surface of Saturn?...Ch. 6 - What is the free-fall acceleration at the surface...Ch. 6 - Planet X orbits the star Omega with a year that is...Ch. 6 - Prob. 43PCh. 6 - The International Space Station is in a...Ch. 6 - The asteroid belt circles the sun between the...Ch. 6 - An earth satellite moves in a circular orbit at a...Ch. 6 - In recent years, scientists have discovered...Ch. 6 - In recent years, scientists have discovered...Ch. 6 - In recent years, scientists have discovered...Ch. 6 - How fast must a plane fly along the earths equator...Ch. 6 - The car in Figure P6.51 travels at a constant...Ch. 6 - In the Bohr model of the hydrogen atom, an...Ch. 6 - A 75 kg man weighs himself at the north pole and...Ch. 6 - A 1500 kg car takes a 50-m-radius unbanked curve...Ch. 6 - A 500 g ball swings in a vertical circle at the...Ch. 6 - A 5.0 g coin is placed 15 cm from the center of a...Ch. 6 - A conical pendulum is formed by attaching a 500 g...Ch. 6 - In an old-fashioned amusement park ride,...Ch. 6 - The 0.20 kg puck on the frictionless, horizontal...Ch. 6 - While at the county fair, you decide to ride the...Ch. 6 - A car drives over the top of a hill that has a...Ch. 6 - A 100 g ball on a 60-cm-long string is swung in a...Ch. 6 - Prob. 63GPCh. 6 - The ultracentrifuge is an important tool for...Ch. 6 - A sensitive gravimeter at a mountain observatory...Ch. 6 - Suppose we could shrink the earth without changing...Ch. 6 - Planet Z is 10,000 km in diameter. The free-fall...Ch. 6 - Prob. 68GPCh. 6 - Prob. 69GPCh. 6 - How long will it take a rock dropped from 2.0 m...Ch. 6 - A 20 kg sphere is at the origin and a 10 kg sphere...Ch. 6 - a. At what height above the earth is the free-fall...Ch. 6 - Mars has a small moon, Phobos, that orbits with a...Ch. 6 - You are the science officer on a visit to a...Ch. 6 - Europa, a satellite of Jupiter, is believed to...Ch. 6 - The direction of the net force on the craft is A....Ch. 6 - Suppose a spacecraft orbits the moon in a very...Ch. 6 - How much time does it take for the spacecraft to...Ch. 6 - The material that comprises the side of the moon...
Additional Science Textbook Solutions
Find more solutions based on key concepts
The chemical formula of the substance.
Glencoe Physical Science 2012 Student Edition (Glencoe Science) (McGraw-Hill Education)
Two boxes, A and B, are at rest Box A is on level ground, while box B rests on an inclined plane tilted at angl...
University Physics Volume 1
52. (II) What is the lift (in newtons) due to Bernoulli's principle on a wing of area 88 m2 if the air passes o...
Physics: Principles with Applications
When the pH of a solution is 1, the concentration of hydronium ions is 101M=0.1M. Assume that the volume of thi...
Conceptual Integrated Science
7. Here’s a great everyday use of the physics described in this chapter. If you are trying to get ketchup out o...
College Physics: A Strategic Approach (4th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- A particle moves 3.0 m along a circle of radius 1.5 m. (a) Through what angle does it rotate? (b) If the particle makes this trip in 1.0 s at a constant speed, what is its angular velocity? (c) What is its acceleration?arrow_forwardA unicorn is standing on a rotating platform, so that it can be admired from every angle. The platform is 5 m in radius and rotates every 8 seconds (otherwise known as 1/8 of a rotation per second). A. What velocity will the unicorn have if it is on the edge of the platform? B. What coefficient of friction must the unicorn's hooves have to keep him from slipping over the edge?arrow_forwardDuring the spin cycle of a washing machine, the clothes stick to the outer wall of the barrel as it spins at a rate as high as 1800 revolutions per minute. The radius of the barrel is 26 cm (0.26 m). a. Determine the speed of the clothes (in m/s) that are located on the wall of the spin barrel. b. Determine the acceleration of the clothes, and select the appropriate units for acceleration.arrow_forward
- An old-fashioned LP record rotates at 33 (1)/(3)rpm.a. What is its frequency, in rev/s?b. What is its period, in seconds?arrow_forwardA 300 g block on a 58-cm-long string swings in a circle on a horizontal, frictionless table at 70 rpm. What is the speed of the block? What is the tension in the string?arrow_forwardA 300 gg block on a 60.0-cmcm-long string swings in a circle on a horizontal, frictionless table at 65.0 rpm. What is the speed of the block? What is the tension in the string?arrow_forward
- A bucket of mass 2.50 kg is whirled in a vertical circle of radius 1.10 m . At the lowest point of its motion the tension in the rope supporting the bucket is 29.0 N . A.Find the speed of the bucket. B.How fast must the bucket move at the top of the circle so that the rope does not go slack?arrow_forwardA cannon fires a 10.0 kg cannonball horizontally from the top of a 50 m high cliff with an initial speed of 80.0 m/s. The origin (0,0) is at the base of the cliff as shown in the figure, not at the starting position of the cannonball. Assume no air resistance, ball rotation, etc. Only gravity is acting on the ball while it is in flight. a. Fill in the following table. If there is/are unknown quantity/ies put a question mark in those boxes. Don't forget units! Yi xf yf Vxi Vyi Vxf Vyf Ax ay (0,0) b. Using the information in the table, determine how long the cannonball is in the air.arrow_forwardA roller coaster car goes around a loop-the-loop, so it is upside down at the top at point A. The radius of the loop is R. The normal force on the car at the top of the loop is equal to 3mg. What is the speed of the car at the bottom? Ignore friction. A R V 69R V 4gR O V59R /2gR OV89Rarrow_forward
- A ball is on the end of a string. The ball is being swung in a vertical circle at a constant speed. The length of the string is 0.570 m. The mass of the ball is 1.9 kg. The speed of the ball is 5.5 m/s. What is the tension in the string when the ball is at the top of the circle (point A in the figure)? arrow_forwardMercury is the closest planet to the Sun. has a mass of 3.18 × 1023 kg and an average radius of 2.43 × 106 m . Mercury rotates very slowly, and for this problem, you can ignore this rotation when calculating forces and energy. A. What is the acceleration due to gravity (gmercury) near Mercury's surface? B. A baseball player can throw a baseball 15 m straight up on Earth. How high could the throw the same baseball on Mercury? Assume they can throw with the same initial speed. C. What is the escape velocity of Mercury? D. Mercury spins very slowly, and a day on Mercury lasts 5.1 × 106 s, which is actually significantly longer than a year on Mercury. Suppose you wanted to put a geosynchronous satellite in circular orbit around Mercury so that the period of the satellite is also 5.1 × 106 s. What altitude above the surface would you need to locate this satellite?arrow_forwardA 2.00Kg puck on a frictionless horizontal surface on the Earth is constrained to a circular orbit by a 4.00 meter long string attached to a vertical rod. Assume the string is attached to the rod by a ring that lets it revolve around the rod without friction. The string can withstand up to a 50.0N tension without breaking. What is the maximum tangential speed that the puck can have without breaking the string? a. 10.0 m/s b. 100 m/s c. 12.5 m/s d. 14.1 m/s e. 7.07 m/sarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
What Is Circular Motion? | Physics in Motion; Author: GPB Education;https://www.youtube.com/watch?v=1cL6pHmbQ2c;License: Standard YouTube License, CC-BY