You have new items in your feed. Click to view.
Question and answer
Q: DISCUSS THE IMPORTANCE OF THE CENTER OF MASS IN PHYSICS AND ITS APPLICATIONS IN REAL LIFE SITUATIONS
A: In physics, the center of mass or barycenter of a body is a point in space where, for the purpose of various calculations, the entire mass of a body is concentrated. [ The center of gravity is a related point where the gravitational weight of a body acts as if it were concentrated. In a uniform gravitational field this point is found at the center of mass, and In common usage, the two points are
considered the same. In a non-uniform field, the center of mass no longer serves as the exact center of gravity, so physicists often distinguish the center of gravity as a separate concept. The center of mass of a body may be defined as the average location of the mass distribution. In the case of a rigid body, the center of mass is fixed in relation to the body, and it may or may not coincide with the geometric center. In the case of a loose distribution of masses, such as the planets of the Solar System, the center of mass may not correspond to the position of any individual mass. The mass center often obeys simple equations of motion, and it is a convenient reference point for many other calculations in mechanics, such as angular momentum and moment of inertia. In many applications, such as orbital mechanics, objects can be replaced by point masses located at their mass centers for the purposes of analysis. The center of mass frame is an inertial frame in which the center of mass of a system is at rest at the origin of the coordinate system. In a non-uniform field, gravitational effects such as potential energy, force, and torque can no longer be calculated using the center of mass alone. In particular, a non-uniform gravitational field can produce a torque on an object, causing it to rotate. The center of gravity seeks to explain this effect. Formally, a center of gravity is an application point of the resultant gravitational force on the body. Such a point may not exist, and if it exists, it is not unique. One can further define a unique center of gravity by approximating the field as either parallel or spherically symmetric. ]
danimai|Points 541|
Question
Asked 2/22/2012 10:03:34 AM
0 Answers/Comments
Get an answer
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
25,746,162 questions answered
Popular Conversations
Calculate the product 1/3 and 1/5
Weegy: The product of 1/3 and 1/4 is 1/12. Solution: 1/3 * 1/4 = 1/12
5/23/2017 9:39:31 PM| 1 Answers
Which branch of government makes the law
Weegy: The legislative branch of government makes the law.
5/24/2017 6:13:01 PM| 0 Answers
A tapeworm lives off the nutrients in an animal s digestive tract. ...
Weegy: A tapeworm lives off the nutrients in an animal's digestive tract. Therefore, a tapeworm is a PARASITE.
5/24/2017 10:19:19 AM| 0 Answers
Giving human characteristics to objects or ideas is
Weegy: Giving human characteristics to objects or ideas is PERSONIFICATION.
5/24/2017 10:17:32 AM| 0 Answers
Stage 1 of delivery averages about 8 hours but may be longer for ...
Weegy: Stage 1 of delivery averages about 8 hours but may be longer for first-time mothers. TRUE.
5/24/2017 10:12:05 AM| 0 Answers
The position from which you write about your subject is called your ...
Weegy: The position from which you write about your subject is called your POINT OF VIEW.
5/24/2017 10:03:54 AM| 0 Answers
Which type of tax is applied only to particular goods? A. excise ...
Weegy: Excise tax is applied only to particular goods.
5/23/2017 7:13:31 PM| 0 Answers
In “A Few Don’ts,” Pound encourages the use of __________instead of ...
Weegy: In A Few Don'ts, Pound encourages the use of The Concrete instead of the vagueness of abstractions. User: ...
5/22/2017 11:51:10 AM| 0 Answers
Giving human characteristics to objects or ideas is
Weegy: Giving human characteristics to objects or ideas is PERSONIFICATION.
5/19/2017 10:58:38 PM| 0 Answers
Motivation refers to forces that
Weegy: Motivation refers to forces that: energize, direct, and sustain a person's efforts.
5/19/2017 10:41:24 PM| 0 Answers
Weegy Stuff
S
Points 26 [Total 26] Ratings 0 Comments 26 Invitations 0 Offline
S
Points 10 [Total 10] Ratings 1 Comments 0 Invitations 0 Offline
S
Points 10 [Total 366] Ratings 1 Comments 0 Invitations 0 Offline
S
Points 10 [Total 10] Ratings 1 Comments 0 Invitations 0 Offline
S
Points 10 [Total 10] Ratings 1 Comments 0 Invitations 0 Offline
S
P
P
L
P
P
P
Points 7 [Total 1730] Ratings 0 Comments 7 Invitations 0 Offline
S
Points 2 [Total 2] Ratings 0 Comments 2 Invitations 0 Offline
S
Points 2 [Total 467] Ratings 0 Comments 2 Invitations 0 Offline
S
Points 2 [Total 2] Ratings 0 Comments 2 Invitations 0 Offline
S
P
P
L
P
P
Points 1 [Total 1637] Ratings 0 Comments 1 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.