Tofind the centre of mass.
Answer to Problem 39E
The centre of the mass is found to be
Explanation of Solution
Given information:
Suppose we have a finite collection of masses in the co-ordinate plane, the mass
From given each mass
The moment about the entire system with respect to the two axes are:
Moment about the x-axis
Moment about the y-axis
The centre of mass is
Substitute
Then,
Substitute
Then,
Therefore, the centre of the mass is found to be
Chapter 8 Solutions
Calculus: Graphical, Numerical, Algebraic: Solutions Manual
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