EBK APPLIED PHYSICS
11th Edition
ISBN: 8220102019928
Author: GUNDERSEN
Publisher: YUZU
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 9, Problem 5RP
A 0.950-kg mass is spun in a circle on a string of radius 60.0 cm. If its
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A 2500 kg car enters a curve with a radius of 45 m. If the car is moving at a speed of 35 m/s, what is the centripetal force that maintains the car’s circular motion through the curve?
A satellite with mass of 4.2 x 105 kg that is 400 km from the ground is orbiting at 7.6 km/s around Earth. What is the centripetal force??
A 10.7 kN car travelling at 13.4 m/s attempts to round an unbanked curve with a radius of 70 m. What force of friction is required to keep the car on its circular path?
Chapter 9 Solutions
EBK APPLIED PHYSICS
Ch. 9.1 - Convert 612 revolutions a. to radians. b. to...Ch. 9.1 - Convert 2880 a. to revolutions. b. to radians.Ch. 9.1 - Convert 25 rad a. to revolutions. b. to degrees.Ch. 9.1 - Convert 12.0 revolutions a. to radians. b. to...Ch. 9.1 - Number of revolutions = 525 t = 3.42 min = ______...Ch. 9.1 - Number of revolutions = 7360 t = 37.0 s = _______...Ch. 9.1 - Number of revolutions = 4.00 t = 3.00 s =...Ch. 9.1 - Number of re volutions = 325 t = 5.00 min =...Ch. 9.1 - Number of revolutions = 6370 t = 18.0s = ________...Ch. 9.1 - Number of revolutions = 6.25 t = 5.05 s =...
Ch. 9.1 - Convert 675 rad/s to rpm.Ch. 9.1 - Convert 285 rpm to rad/s.Ch. 9.1 - Convert 136 rpm to rad/s.Ch. 9.1 - Convert 88.4 rad/s to rpm.Ch. 9.1 - A motor turns at a rate of 11.0 rev/s. Find its...Ch. 9.1 - A rotor turns at a rate 180 rpm. Find its angular...Ch. 9.1 - A rotating wheel completes one revolution in 0.150...Ch. 9.1 - A rotor completes 50.0 revolutions in 3.25 s. Find...Ch. 9.1 - A flywheel rotates at 1050 rpm. (a) How long (in...Ch. 9.1 - A wheel rotates at 36.0 rad/s. (a) How long (in s)...Ch. 9.1 - A shaft of radius 8.50 cm rotates 7.00 rad/s. Find...Ch. 9.1 - Awheel of radius 0.240 m turns at 4.00 rev/s. Find...Ch. 9.1 - A pendulum of length 1.50 m swings through an arc...Ch. 9.1 - An airplane circles an airport twice while 5.00 mi...Ch. 9.1 - A wheel of radius 27.0 cm has an angular speed of...Ch. 9.1 - A belt is placed around a pulley that is 30.0 cm...Ch. 9.1 - A flywheel of radius 25.0 cm is rotating at 655...Ch. 9.1 - An airplane propeller with blades 2.00 m long is...Ch. 9.1 - An automobile is traveling at 60.0 km/h. Its tires...Ch. 9.1 - Ftnd the angular speed (in rad/s) of the following...Ch. 9.1 - A bicycle wheel of diameter 30 0 in rotates twice...Ch. 9.1 - A point on the rim of a flywheel with radius 1.50...Ch. 9.1 - The earth rotates on its axis at an angular speed...Ch. 9.1 - A truck tire rotates at an initial angular speed...Ch. 9.1 - Find the angular acceleration of a radiator fan...Ch. 9.1 - A wheel of radius 20.0 cm starts from rest and...Ch. 9.1 - A circular disk 30.0 cm in diameter is rotating at...Ch. 9.1 - A rotating flywheel of diameter 40.0 cm uniformly...Ch. 9.3 - Given: m = 64.0 kg = 34.0 m/s r = 17.0 m F =...Ch. 9.3 - Given: m = 11.3 slugs = 3.00 ft/s r = 3.24 ft F =...Ch. 9.3 - Given: F = 2500 lb = 47.6 ft/s r = 72.0 ft m =...Ch. 9.3 - Given: F = 587 N = 0.780 m/s m = 67.0 kg r =...Ch. 9.3 - Given: F = 602 N m = 63.0 kg r = 3.20 m =...Ch. 9.3 - Given: m = 37.5 kg = 17.0 m/s r = 3.75 m F =...Ch. 9.3 - Given: F = 75.0 N = 1.20 m/s m = 100 kg r =...Ch. 9.3 - Given: F = 80.0 N m = 43.0 kg r = 17.5 m =...Ch. 9.3 - An automobile of mass 117 slugs follows a curve of...Ch. 9.3 - Find the centripetal force exerted on a 7.12-kg...Ch. 9.3 - The centripetal force on a car of mass 800kg...Ch. 9.3 - The centripetal force on a runner is 17.0 lb. If...Ch. 9.3 - An automobile with mass 1650 kg is driven around a...Ch. 9.3 - A cycle of mass 510 kg rounds a curve of radius 40...Ch. 9.3 - What is the centripetal force exerted on a rock...Ch. 9.3 - What is the centripetal force on a 1500-kg vehicle...Ch. 9.3 - What is the centripetal force on a 750-kg vehicle...Ch. 9.3 - A truck with mass 215 slugs rounds a curve of...Ch. 9.3 - A 225-kg dirt bike is rounding a curve with linear...Ch. 9.3 - A 55,000-kg truck rounds a curve at 62.0 km/h. If...Ch. 9.3 - The radius of a curve is 27.5 m. What is the...Ch. 9.4 - Given: = 125 lb ft = 555 rpm P = ________ ft...Ch. 9.4 - Given: = 39.4 N m = 6.70/s P = _________ WCh. 9.4 - Given: = 372 lb ft = 264 rpm P = __________ hpCh. 9.4 - Given: = 650 N m = 45.0/s P = _________ kWCh. 9.4 - Giver: P = 8950W = 4.80/s = _____________Ch. 9.4 - Given: P = 650W = 540 N m = ________Ch. 9.4 - What horsepower is developed by an engine with...Ch. 9.4 - What torque must be applied to develop 175 ft fb/s...Ch. 9.4 - Find the angular velocity of a motor developing...Ch. 9.4 - A high-speed industrial drill develops 0.500 hp at...Ch. 9.4 - An engine has torque of 550 N m at 8.3 rad/s. What...Ch. 9.4 - Find the angular velocity of a motor developing...Ch. 9.4 - What power (in hp) is developed by an engine with...Ch. 9.4 - Find the angular velocity of a motor developing...Ch. 9.4 - A drill develops 0.500 kW of power at 1800 rpm....Ch. 9.4 - What power is developed by an engine with torque...Ch. 9.4 - A tangential force of 150 N is applied to a...Ch. 9.4 - Find the power developed by an engine with a...Ch. 9.4 - Find the power developed by an engine with a...Ch. 9.4 - Find the power developed by an engine with torque...Ch. 9.4 - Find the angular velocity of a motor daveloping...Ch. 9.4 - A motor develops 0.75 kW of power at 2000...Ch. 9.4 - What power is developed when a tangential force of...Ch. 9.4 - What power is developed when a tangential force of...Ch. 9.4 - An engine develops 1.50 kW of power at 10,000...Ch. 9.4 - A mechanic tightens engine bolts using 45.5 N m of...Ch. 9.4 - An ag mechanic tightens implement bolts using 52.5...Ch. 9.6 - Prob. 1PCh. 9.6 - Prob. 2PCh. 9.6 - Prob. 3PCh. 9.6 - Prob. 4PCh. 9.6 - Prob. 5PCh. 9.6 - Prob. 6PCh. 9.6 - A driver gear has 36 teeth and makes 85.0 rpm....Ch. 9.6 - A motor turning at 1250 rpm is fitted with a gear...Ch. 9.6 - A gear running at 250 rpm meshes with another...Ch. 9.6 - A driver gear with 40 teeth makes 154 rpm. How...Ch. 9.6 - Two gears have a speed ratio of 4.2 to 1. If the...Ch. 9.6 - What size gear should be meshed with a 15-tooth...Ch. 9.6 - A driver gear has 72 teeth and makes 162 rpm. Find...Ch. 9.6 - A driver gear with 60 teeth makes 1600 rpm. How...Ch. 9.6 - What size gear should be meshed with a 20-tooth...Ch. 9.6 - A motor turning at 1500 rpm is fitted with a gear...Ch. 9.6 - The larger of two gears in a clock has 36 teeth...Ch. 9.6 - How many revolutions does an 88-tooth gear make in...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - If gear A turns in a clockwise motion, determine...Ch. 9.6 - Find the speed in rpm of gear D in each gear...Ch. 9.6 - Find the speed in rpm of gear D in each gear...Ch. 9.6 - Find the speed in rpm of gear D in each gear...Ch. 9.6 - Find the speed in rpm of gear D in each gear...Ch. 9.6 - Find the speed in rpm of gear D in each gear...Ch. 9.6 - Find the number of teeth for gear D in each rear...Ch. 9.6 - Find the number of teeth for gear D in each gear...Ch. 9.6 - Find the number of teeth for gear D in each gear...Ch. 9.6 - Find the number of teeth for gear D in each gear...Ch. 9.6 - Find the number of teeth for gear D in each gear...Ch. 9.6 - Find the direction of rotation of gear B if gear A...Ch. 9.6 - Find the effect of doubling the number of teeth on...Ch. 9.7 - Find each missing quantity using DN = dn. 1.Ch. 9.7 - Find each missing quantity using DN = dn. 2.Ch. 9.7 - Find Bach missing quantity using DN = dn. 3.Ch. 9.7 - Find each missing quantity using DN = dn. 4.Ch. 9.7 - Find each missing quantity using DN = dn. 5.Ch. 9.7 - A driver pulley of diameter 6.50 in. revolves at...Ch. 9.7 - A driver pulley of diameter 25.0 cm revolves at...Ch. 9.7 - One pulley of diameter 36.0 cm revolves at 600...Ch. 9.7 - One pulley rotates at 450 rpm. The diameter of the...Ch. 9.7 - A pulley with a radius of 10.0 cm rotates at 120...Ch. 9.7 - Determine the direction of pulley B in each pulley...Ch. 9.7 - Determine the direction of pulley B in each pulley...Ch. 9.7 - Determine the direction of pulley B in each pulley...Ch. 9.7 - Determine the direction of pulley B in each pulley...Ch. 9.7 - Determine the direction of pulley B in each pulley...Ch. 9.7 - What size pulley should be placed on a...Ch. 9 - Angular velocity is measured in a....Ch. 9 - Power in the rotational system a. is found in the...Ch. 9 - A gear train has 13 directly connected gears. The...Ch. 9 - Distinguish between curvilinear motion and...Ch. 9 - Name the two types of measurement of rotation.Ch. 9 - In your own words, define radian.Ch. 9 - What is angular displacement? In what units is it...Ch. 9 - How is linear velocity of a point on a circle...Ch. 9 - How do equations for uniformly accelerated...Ch. 9 - A girl jumping from a high platform into a pool...Ch. 9 - Is the tangent to a circle always perpendicular to...Ch. 9 - Will inertia tend to keep a moving body following...Ch. 9 - Explain the relationship between the number of...Ch. 9 - How does the presence of an idler gear affect the...Ch. 9 - When the number of directly connected gears in a...Ch. 9 - How do pulley combination equations compare to...Ch. 9 - If a large pulley and a small pulley are connected...Ch. 9 - How do we know the belt connecting two pulleys...Ch. 9 - Convert 13 revolutions to (a) radians and...Ch. 9 - A bicycle wheel turns 25 rad during 45 s. Find the...Ch. 9 - A lawn tractor tire turns at 65.0 rpm and has a...Ch. 9 - A model plane pulls into a tight curve of a radius...Ch. 9 - A 0.950-kg mass is spun in a circle on a string of...Ch. 9 - A girl riding her bike creates a torque of 1.20 lb...Ch. 9 - A motor generates 300 W of power. The torque...Ch. 9 - Two rollers are side by side, with the large one...Ch. 9 - A clock is driven by a series of gears. The first...Ch. 9 - Two gears have 13 and 26 teeth, respectively. The...Ch. 9 - A gear train has 17 directly connected gears. Do...Ch. 9 - A pulley of diameter 14.0 cm is driven by an...Ch. 9 - A pulley of diameter 5.00 cm is driven at 100 rpm....Ch. 9 - If gear C turns counterclockwise, in what...Ch. 9 - Find the speed in rpm of gear D.Ch. 9 - Find the number of teeth in gear D.Ch. 9 - As part of their training, NASA astronauts are...Ch. 9 - Waterwheels are used to convert kinetic energy...Ch. 9 - A hairpin turn on a concrete racetrack has a...Ch. 9 - (a) How much power does a motorcycle need to...
Additional Science Textbook Solutions
Find more solutions based on key concepts
47. A block hangs in equilibrium from a vertical spring. When a second identical block is added, the original ...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
If the Moon is a full Moon tonight, will the Moon be waxing or waning one week later? Which side of the Moon (...
Lecture- Tutorials for Introductory Astronomy
What class of motion, natural or violent, did Aristotle attribute to motion of the Moon?
Conceptual Physics (12th Edition)
Choose the best answer to each of the following. Explain your reasoning. Which of these star clusters is oldest...
The Cosmic Perspective Fundamentals (2nd Edition)
3. What is free-fall, and why does it make you weightless? Briefly describe why astronauts are weightless in th...
The Cosmic Perspective (8th Edition)
Estimate the average temperature of the air inside a hot-air balloon (see Figure 1.1). Assume that the total ma...
An Introduction to Thermal Physics
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 space station, in the form of a wheel 120 m in diameter, rotates to provide an artificial gravity of 3.00 m/s2 for persons who walk around on the inner wall of the outer rim. Find the rate of the wheels rotation in revolutions per minute that will produce this effect.arrow_forwardTo train for the physical demands of a shuttle launch, a 78.4 kg astronaut is put into a large centrifuge, where they are spun at a high speed. The centrifuge has a radius of 6.40 m, and spins with a period of 1.84 seconds. What is the centripetal force experienced by the astronaut?arrow_forwardA car turns a certain curve of radius 24.98 m with constant linear speed of 15.67 m / s. If the centripetal force experienced by that car is 34.652 kN, what is the mass of the car?arrow_forward
- What centripetal force does an 77.4 kg passenger experience when seated 10.1 m from the center of a Ferris wheel whose angular speed is 0.500 rad/s?arrow_forwardA 15.0 g solution in a test tube is placed in a centrifuge that spins at a rate of 2.50x10^2 .What is the centripetal force exerted on the solution if the radius of the circular motion is 12.0 cm?arrow_forwardA pilot is flying a small plane at 56.6 m/s in a circular path with a radius of 188.5 m. The centripetal force needed to maintain the plane’s circular motion is 1.89 x 104 N. What is the plane’s mass?arrow_forward
- How much centripetal force (in N) is required to keep an object with mass 2.5kg moving uniformly in a circle of radius 0.33m at a constant linear speed of 1.7m/s?arrow_forwardA 500 gm of round shaped ball attached at the end of a cord, is rotated in a horizontal circle with an angular speed of 10 rad/s. If cord’s length is 60 cm, what is the centripetal force?arrow_forwardAssume the Moon travels in a perfect circle around the Earth, with masses 7.35 * 1022 kg and distances 3.85 * 105km and takes 27.32 days to complete a complete circle. What is the centripetal force (in N) acting on the Moon?arrow_forward
- . A 80 Kg man rides a spinning amusement park ride that has a radius of 10.8 m. If the person's tangential speed is 12.7 m/s, what is the magnitude of the centripetal force acting on the man?arrow_forwardA body of mass 10 kg, is moving with a velocity of 5 m/s in a circle of radius 5 m, what is the centripetal acceleration of the body? A body of weight 20 N, mass 2 kg is moving in vertical circular motion with the help of a string of radius 1 m and with a velocity of 2 m/s. What is the tension in the string at the lowest point?arrow_forwardAn object moves in a circle. If the mass is tripled, the speed halved and the radius unchanged then the magnitude of the centripetal force must be multiplied by a factor of A) 3/2 B) 3/4 C)9/4 D) 6 E)12arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-HillPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
What Is Circular Motion? | Physics in Motion; Author: GPB Education;https://www.youtube.com/watch?v=1cL6pHmbQ2c;License: Standard YouTube License, CC-BY