FUNDAMENTALS OF PHYSICS
12th Edition
ISBN: 9781119798606
Author: Halliday
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 14, Problem 35P
Three children, each of weight 356 N, make a log raft by lashing together logs of diameter 0.30 m and length 1.80 m. How many logs will be needed to keep them afloat in fresh water? Take the density of the logs to be 800 kg/m3.
Expert Solution & Answer

Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Find the current in 5.00 and 7.00 Ω resistors. Please explain all reasoning
Find the amplitude, wavelength, period, and the speed of the wave.
A long solenoid of length 6.70 × 10-2 m and cross-sectional area 5.0 × 10-5 m² contains
6500 turns per meter of length. Determine the emf induced in the solenoid when the
current in the solenoid changes from 0 to 1.5 A during the time interval from 0 to 0.20 s.
Number
Units
Chapter 14 Solutions
FUNDAMENTALS OF PHYSICS
Ch. 14 - We fully submerge an irregular 3 kg lump of...Ch. 14 - A boat with an anchor on board floats in a...Ch. 14 - ILW A fish maintains its depth in fresh water by...Ch. 14 - A partially evacuated airtight container has a...Ch. 14 - SSM Find the pressure increase in the fluid in a...Ch. 14 - Three liquids that will not mix are poured into a...Ch. 14 - SSM An office window has dimensions 3.4 m by 2.1...Ch. 14 - Prob. 6PCh. 14 - The bends during flight. Anyone who scuba dives is...Ch. 14 - Blood pressure in Argentinosaurus. a If this...
Ch. 14 - Giraffe bending to drink. In a giraffe with its...Ch. 14 - The maximum depth dmax that a diver can snorkel is...Ch. 14 - At a depth of 10.5 km, the Challenger Deep in the...Ch. 14 - Calculate the hydrostatic difference in blood...Ch. 14 - What gauge pressure must a machine produce in...Ch. 14 - SSM Crew members attempt to escape from a damaged...Ch. 14 - GO A large aquarium of height 5.00 m is filled...Ch. 14 - SSM Two identical cylindrical vessels with their...Ch. 14 - Prob. 22PCh. 14 - To suck lemonade of density 1000 kg/m3 up a straw...Ch. 14 - SSM What would be the height of the atmosphere if...Ch. 14 - A 5.00 kg object is released from rest while fully...Ch. 14 - SSM A block of wood floats in fresh water with...Ch. 14 - SSM An iron anchor of density 7870kg/m3 appears...Ch. 14 - Three children, each of weight 356 N, make a log...Ch. 14 - ILW A hollow spherical iron shell floats almost...Ch. 14 - SSM WWW A hollow sphere of inner radius 8.0 cm and...Ch. 14 - What fraction of the volume of an iceberg density...Ch. 14 - A Flotation device is in the shape of a right...Ch. 14 - A wood block mass 3.67 kg, density 600 kg/m3 is...Ch. 14 - GO An iron casting containing a number of cavities...Ch. 14 - GO Suppose that you release a small ball from rest...Ch. 14 - SSM A garden hose with an internal diameter of 1.9...Ch. 14 - Two streams merge to form a river. One stream has...Ch. 14 - SSM Water is pumped steadily out of a flooded...Ch. 14 - GO The water flowing through a 1.9 cm inside...Ch. 14 - How much work is done by pressure in forcing 1.4...Ch. 14 - Suppose that two tanks, 1 and 2, each with a large...Ch. 14 - SSM A cylindrical tank with a large diameter is...Ch. 14 - SSM Water is moving with a speed of 5.0 m/s...Ch. 14 - Models of torpedoes are sometimes tested in a...Ch. 14 - ILW A water pipe having a 2.5 cm inside diameter...Ch. 14 - Prob. 63PCh. 14 - A liquid of density 900 kg/m3 flows through a...Ch. 14 - About one-third of the body of a person floating...Ch. 14 - A simple open U-tube contains mercury. When 11.2...Ch. 14 - If a bubble in sparkling water accelerates upward...Ch. 14 - Suppose that your body has a uniform density of...Ch. 14 - Prob. 77PCh. 14 - Caught in an avalanche, a skier is fully submerged...Ch. 14 - Prob. 79PCh. 14 - Prob. 80PCh. 14 - Prob. 81PCh. 14 - Prob. 82PCh. 14 - Prob. 83PCh. 14 - Prob. 84PCh. 14 - Prob. 85PCh. 14 - Prob. 86PCh. 14 - Prob. 87PCh. 14 - Prob. 88PCh. 14 - Prob. 89PCh. 14 - Prob. 90P
Additional Science Textbook Solutions
Find more solutions based on key concepts
4. What five specific threats to biodiversity are described in this chapter? Provide an example of each.
Biology: Life on Earth (11th Edition)
DRAW IT Each female of a particular fish species produces millions of eggs per year. Draw and label the most l...
Campbell Biology (11th Edition)
Choose the best answer to each of the following. Explain your reasoning. We can be sure that variation in Earth...
Cosmic Perspective Fundamentals
A wind turbine can extract at most a fraction 16/27 of the wind kinetic energy. With a rotor diameter of 15 m a...
Fundamentals Of Thermodynamics
Which bones form the acetabulum? What is its function?
Principles of Anatomy and Physiology
Which substance is a pure compound? a. Gold b. Water c. Milk d. Fruit cake
Introductory Chemistry (6th 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 coat hanger of mass m = 0.255 kg oscillates on a peg as a physical pendulum as shown in the figure below. The distance from the pivot to the center of mass of the coat hanger is d = 18.0 cm and the period of the motion is T = 1.37 s. Find the moment of inertia of the coat hanger about the pivot.arrow_forwardReview Conceptual Example 3 and the drawing as an aid in solving this problem. A conducting rod slides down between two frictionless vertical copper tracks at a constant speed of 3.9 m/s perpendicular to a 0.49-T magnetic field. The resistance of th rod and tracks is negligible. The rod maintains electrical contact with the tracks at all times and has a length of 1.4 m. A 1.1-Q resistor is attached between the tops of the tracks. (a) What is the mass of the rod? (b) Find the change in the gravitational potentia energy that occurs in a time of 0.26 s. (c) Find the electrical energy dissipated in the resistor in 0.26 s.arrow_forwardA camera lens used for taking close-up photographs has a focal length of 21.5 mm. The farthest it can be placed from the film is 34.0 mm. (a) What is the closest object (in mm) that can be photographed? 58.5 mm (b) What is the magnification of this closest object? 0.581 × ×arrow_forward
- Given two particles with Q = 4.40-µC charges as shown in the figure below and a particle with charge q = 1.40 ✕ 10−18 C at the origin. (Note: Assume a reference level of potential V = 0 at r = ∞.) Three positively charged particles lie along the x-axis of the x y coordinate plane.Charge q is at the origin.Charge Q is at (0.800 m, 0).Another charge Q is at (−0.800 m, 0).(a)What is the net force (in N) exerted by the two 4.40-µC charges on the charge q? (Enter the magnitude.) N(b)What is the electric field (in N/C) at the origin due to the two 4.40-µC particles? (Enter the magnitude.) N/C(c)What is the electrical potential (in kV) at the origin due to the two 4.40-µC particles? kV(d)What If? What would be the change in electric potential energy (in J) of the system if the charge q were moved a distance d = 0.400 m closer to either of the 4.40-µC particles?arrow_forward(a) Where does an object need to be placed relative to a microscope in cm from the objective lens for its 0.500 cm focal length objective to produce a magnification of -25? (Give your answer to at least three decimal places.) 0.42 × cm (b) Where should the 5.00 cm focal length eyepiece be placed in cm behind the objective lens to produce a further fourfold (4.00) magnification? 15 × cmarrow_forwardIn a LASIK vision correction, the power of a patient's eye is increased by 3.10 D. Assuming this produces normal close vision, what was the patient's near point in m before the procedure? (The power for normal close vision is 54.0 D, and the lens-to-retina distance is 2.00 cm.) 0.98 x marrow_forward
- Don't use ai to answer I will report you answerarrow_forwardA shopper standing 2.00 m from a convex security mirror sees his image with a magnification of 0.200. (Explicitly show on paper how you follow the steps in the Problem-Solving Strategy for mirrors found on page 1020. Your instructor may ask you to turn in this work.) (a) Where is his image (in m)? (Use the correct sign.) -0.4 m in front of the mirror ▾ (b) What is the focal length (in m) of the mirror? -0.5 m (c) What is its radius of curvature (in m)? -1.0 marrow_forwardAn amoeba is 0.309 cm away from the 0.304 cm focal length objective lens of a microscope.arrow_forward
- Two resistors of resistances R1 and R2, with R2>R1, are connected to a voltage source with voltage V0. When the resistors are connected in series, the current is Is. When the resistors are connected in parallel, the current Ip from the source is equal to 10Is. Let r be the ratio R1/R2. Find r. I know you have to find the equations for V for both situations and relate them, I'm just struggling to do so. Please explain all steps, thank you.arrow_forwardBheem and Ram, jump off either side of a bridge while holding opposite ends of a rope and swing back and forth under the bridge to save a child while avoiding a fire. Looking at the swing of just Bheem, we can approximate him as a simple pendulum with a period of motion of 5.59 s. How long is the pendulum ? When Bheem swings, he goes a full distance, from side to side, of 10.2 m. What is his maximum velocity? What is his maximum acceleration?arrow_forwardThe position of a 0.300 kg object attached to a spring is described by x=0.271 m ⋅ cos(0.512π⋅rad/s ⋅t) (Assume t is in seconds.) Find the amplitude of the motion. Find the spring constant. Find the position of the object at t = 0.324 s. Find the object's velocity at t = 0.324 s.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage LearningPhysics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
- Physics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College

Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning

Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning

Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning

Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning

College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning

College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
Fluids in Motion: Crash Course Physics #15; Author: Crash Course;https://www.youtube.com/watch?v=fJefjG3xhW0;License: Standard YouTube License, CC-BY