Answer
$1.05Kg$
Work Step by Step
We can find the mass of the bat as follows:
$\tau=d(Mg)-r(mg)=0$
This can be rearranged as:
$M=\frac{rm}{d}$
We plug in the known values to obtain:
$M=\frac{(71.1-24.7)(0.560)}{24.7}=1.05Kg$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 11 - Rotational Dynamics and Static Equilibrium - Problems and Conceptual Exercises - Page 369: 45
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