Log out Go to App
Go to App

Learning Materials

Features

Discover

Chapter 1: Q4DQ (page 356)

4. Does the center of gravity of a solid body always lie within the material of the body? If not, give a counterexample

Short Answer

Expert verified

No, it is not necessary for the center of gravity to lie within the body.

Step by step solution

01

center of gravity

The center of gravity is the point on a body where the total weight of the body is concentrated.

02

Counterexample

Take a square made of four solid rods where its center of gravity lie at its center which is outside the rods.

Therefore, it is not necessary for the center of gravity to lie within the body.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

The most powerful engine available for the classic 1963 Chevrolet Corvette Sting Ray developed 360 horsepower and had a displacement of 327 cubic inches. Express this displacement in liters (L) by using only the conversions 1 L = 1000 cm3 and 1 in. = 2.54 cm.

Neutron stars, such as the one at the center of the Crab Nebula, have about the same mass as our sun but have a much smaller diameter. If you weigh 675Non the earth, what would you weigh at the surface of a neutron star that has the same mass as our sun and a diameter of 20km?

Your uncle is in the below-deck galley of his boat while you are spear fishing in the water nearby. An errant spear makes a small hole in the boat’s hull, and water starts to leak into the galley. (a) If the hole is 0.09 m below the water surface and has area 1.20 cm2, how long does it take 10.0 L of water to leak into the boat? (b) Do you need to take into consideration the fact that the boat sinks lower into the water as water leaks in?

You throw a glob of putty straight up toward the ceiling,which is 3.60 m above the point where the putty leaves your hand.The initial speed of the putty as it leaves your hand is 9.50 m/s.

(a) What is the speed of the putty just before it strikes the ceiling?

(b) How much time from when it leaves your hand does it take theputty to reach the ceiling?

Four astronauts are in a spherical space station. (a) If, as is typical, each of them breathes about 500 cm3 of air with each breath, approximately what volume of air (in cubic meters) do these astronauts breathe in a year? (b) What would the diameter (in meters) of the space station have to be to contain all this air?
See all solutions

Recommended explanations on Physics Textbooks

Thermodynamics

Read Explanation

Electrostatics

Read Explanation

Electromagnetism

Read Explanation

Fields in Physics

Read Explanation

Conservation of Energy and Momentum

Read Explanation

Scientific Method Physics

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.

Sign-up for free