A) become zero
B) increase
C) remain constant
D) decrease
Correct Answer: D
Solution :
\[l\,\omega \] is constant in the angular motion. \[l=M{{R}^{2}}\] When sand is poured and heaped on the disc, mass increases and so l increases. \[l\,\omega \] = Constant Hence, if l increases, \[\omega \] decreases.You need to login to perform this action.
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