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Per NCERT §3.10 eqn 3.46, the centripetal acceleration expressed via angular speed ω is which?
Aω² / R
Bω / R
Cω R
Dω² R
Answer & Solution
Correct answer: D. ω² R
NCERT eqn 3.46: a_c = ω²R (using v = Rω in v²/R).
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