A) \[2\pi rT+W\]
B) \[2\pi rT\cos \theta -W\]
C) \[2\pi rT\cos \theta +W\]
D) \[W-2\pi rT\cos \theta \]
Correct Answer: C
Solution :
: Weight of disc = upthrust\[+\]force due to T \[=W=2\pi rT\cos \theta \] \[=2\pi rT\cos \theta +W\]You need to login to perform this action.
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