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Tardigrade
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Physics
What is the distance of centre of mass of a half ring from centre if the ring has radius = 0.5 m. [XI]
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Q. What is the distance of centre of mass of a half ring from centre if the ring has radius = 0.5 m. [XI]
A
$\frac{1}{\pi}$
50%
B
$\frac{1}{ 3\pi}$
0%
C
$\frac{2}{3\pi}$
33%
D
$\frac{1}{2 \pi}$
17%
Solution:
Distance of center of mass of half ring from center
$y = \frac{2R}{\pi} = \frac{2 \times 0.5}{\pi} = \frac{1}{\pi}$