Essential University Physics: Volume 1 (3rd Edition)
3rd Edition
ISBN: 9780321993724
Author: Richard Wolfson
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 1, Problem 18E
How long a piece of wire would you need to form a circular are subtending an angle of 1.4 rad, if the radius of the are is 8.1 cm?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
How long a piece of wire would you need to form a circular are subtending an angle of 1.4 rad, if the radius of the are is 8.1 cm?
How long a piece of wire would you need to form a circular arc subtending an angle of 1.2 rad , if the radius of the arc is 8.4 cm ?
Express your answer using two significant figures.
A silver sphere with a radius of 9.9 cm weighs the same as a certain aluminum cube. How long are the sides of this cube (in cm)?
Chapter 1 Solutions
Essential University Physics: Volume 1 (3rd Edition)
Ch. 1.2 - A Canadian speed limit of 50 km/h is closest to...Ch. 1.3 - Rank the numbers according to (1) their size and...Ch. 1 - Explain why measurement standards based on...Ch. 1 - Prob. 2FTDCh. 1 - Why doesnt Earths rotation provide a suitable time...Ch. 1 - To raise a power of 10 to another power, you...Ch. 1 - What facts might a scientist use in estimating...Ch. 1 - How would you determine the length of a curved...Ch. 1 - Write 1/x as x to some power.Ch. 1 - Emissions of carbon dioxide from fossil-fuel...
Ch. 1 - In Chapter 3, youll learn that the range of a...Ch. 1 - What is meant by an explicit-constant definition...Ch. 1 - Youre asked to make a rough estimate of the total...Ch. 1 - The power output of a typical large power plant is...Ch. 1 - The diameter of a hydrogen atom is about 0.1 nm,...Ch. 1 - Use the definition of the meter to determine how...Ch. 1 - In nanoseconds, how long is the period of the...Ch. 1 - Lake Baikal in Siberia holds the worlds largest...Ch. 1 - A hydrogen atom is about 0.1 nm in diameter. How...Ch. 1 - How long a piece of wire would you need to form a...Ch. 1 - Making a turn, a jetliner flies 2.1 km on a...Ch. 1 - A car is moving at 35.0 mi/h. Express its speed in...Ch. 1 - You have postage for a 1-oz letter but only a...Ch. 1 - A year is very nearly 107s. By what percentage...Ch. 1 - How many cubic centimeters are in a cubic meter?Ch. 1 - Prob. 24ECh. 1 - A gallon of paint covers 350 ft2. Whats its...Ch. 1 - Highways in Canada have speed limits of 100 km/h....Ch. 1 - One m/s is how many km/h?Ch. 1 - A 3.0-lb box of grass seed will seed 2100 ft2 of...Ch. 1 - A radian is how many degrees?Ch. 1 - Convert the following to SI units: (a) 55 mi/h:...Ch. 1 - The distance to the Andromeda galaxy, the nearest...Ch. 1 - Add 3.63105 m and 2.13103 km.Ch. 1 - Divide 4.23103 m/s by 0.57 ms, and express your...Ch. 1 - Add 5.131022 cm and 6.83103 mm. and multiply the...Ch. 1 - Find the cube root of 6.4 1019 without a...Ch. 1 - Add 1.46 m and 2.3 cm.Ch. 1 - Youre asked to specify the length of an updated...Ch. 1 - Repeat the preceding exercise, this time using...Ch. 1 - To see why its important to carry more digits in...Ch. 1 - Youve been hired as an environmental watchdog for...Ch. 1 - The average dairy cow produces about 104 kg of...Ch. 1 - How many Earths would fit inside the Sun?Ch. 1 - The average American uses electrical energy at the...Ch. 1 - Youre writing a biography of the physicist Enrico...Ch. 1 - (a) Estimate the volume of water going over...Ch. 1 - Estimate the number of air molecules in your dorm...Ch. 1 - A human hair is about 100 m across. Estimate the...Ch. 1 - Youre working in the fraud protection division of...Ch. 1 - Bubble gums density is about 1 g/cm3. You blow an...Ch. 1 - The Moon barely covers the Sun during a solar...Ch. 1 - The semiconductor chip at the heart of a personal...Ch. 1 - Estimate the number of (a) atoms and (b) cells in...Ch. 1 - When we write the number 3.6 as typical of a...Ch. 1 - Continental drift occurs at about the rate your...Ch. 1 - Youre driving into Canada and trying to decide...Ch. 1 - In the 1908 London Olympics, the intended 26-mile...Ch. 1 - An environmental group is lobbying to shut down a...Ch. 1 - If youre working from the print version of this...Ch. 1 - Estimate the area of skin on your body.Ch. 1 - Estimate the mass of water in the worlds oceans,...Ch. 1 - Express the following with appropriate units and...Ch. 1 - Prob. 62PCh. 1 - Caf Milagro sells coffee online. A half-kilogram...Ch. 1 - The world consumes energy at the rate of about 500...Ch. 1 - The volume of a sphere is given by V=43r3, where r...Ch. 1 - The human body contains about 1014 cells, and the...Ch. 1 - The human body contains about 1014 cells, and the...Ch. 1 - The human body contains about 1014 cells, and the...Ch. 1 - The human body contains about 1014 cells, and the...
Additional Science Textbook Solutions
Find more solutions based on key concepts
The force of static friction acting on the child.
Physics (5th Edition)
31. (I) A novice skier starting from rest, slides down an icy frictionless 8.0° incline whose vertical height i...
Physics: Principles with Applications
13. A 50 kg box hangs from rope. What is the tension in the rope if:
a. The box is at rest?
b. The box moves ...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
Write each number in scientific notation.
16. 0.0000009
Applied Physics (11th Edition)
8. A highway curve with radius 900.0 ft is to be banked so that a car traveling 55.0 mph will not skid sideways...
College Physics (10th Edition)
Release the ball so that it rolls straight toward the ramp (motion 1). Observe the motion of the ball. Sketch t...
Tutorials in Introductory 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
- If the DNA strand in a molecule could be stretched out, it would have a length on the order of 2.0 m. What would this be in feet and inches?arrow_forwardThe average density of the Sun is on the order 103kg/m3 . (a) Estimate the diameter of the Sun. (b) Given that the Sun subtends at an angle of about half a degree in the sky, estimate its distance from Earth.arrow_forwardWhat is the area of a circle 3.102 cm in diameter?arrow_forward
- In general, when a derived unit becomes complicated (involves too many standard units), what is done?arrow_forwardA popular saying is Give him an inch, and hell take a mile. What would be the equivalent saying using comparable metric units?arrow_forwardThe polar coordinates of a point are r = 5.50 m and = 240. What are the Cartesian coordinates of this point?arrow_forward
- Two points in a plane have polar coordinates P1(2.500m,/6) and P2(3.800m,2/3). Determine their Cartesian coordinates and the distance between them in the Cartesian coordinate system. Round the distance to a nearest centimeter.arrow_forwardA generation is about one-third of a lifetime. Approximately how many generations have passed since the year 0 AD?arrow_forwardThe length of the slope of a mountain is 2820 m, and it makes an angle of 10.4° with the horizontal. What is the height of the mountain, relative to its base?arrow_forward
- The angular elevation of a tower CD at a place A due south of it is 60°; and at a place B due west of A, the elevation is 30°. If AB = 3 km, what is the height of the tower?arrow_forwardA ladder 7.95 m long leans against the side of a building. If the ladder is inclined at an angle of 72.5° to the horizontal, what is the horizontal distance from the bottom of the ladder to the building?arrow_forwardAn arc 14.0 cm long on the circumference of a circle subtends an angle of 128°. What is the radius of the circle?arrow_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 UniversityAn Introduction to Physical SciencePhysicsISBN:9781305079137Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar TorresPublisher:Cengage LearningPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
- Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
An Introduction to Physical Science
Physics
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
GCSE Physics - Vector Diagrams and Resultant Forces #43; Author: Cognito;https://www.youtube.com/watch?v=U8z8WFhOQ_Y;License: Standard YouTube License, CC-BY
TeachNext | CBSE Grade 10 | Maths | Heights and Distances; Author: Next Education India;https://www.youtube.com/watch?v=b_qm-1jHUO4;License: Standard Youtube License