Home › CBSE Class 11 › Physics › Motion in a Plane › Per NCERT §3.10 eqn 3.46, the centripetal accele…
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).
Related questions
The time for one full revolution is the:Centripetal acceleration has constant magnitude but is not a constant vector because its:Newton named the centre-directed acceleration:The acceleration in uniform circular motion always points:A car goes round a roundabout at a steady 20 km/h. Its motion is:For a fixed launch speed, range is greatest at a launch angle of:The horizontal distance from launch to where the projectile lands back at the same level iTime of flight is twice the time to reach maximum height because the path is: