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A particle moves in a circle of radius 5 cm with constant speed and time period 0.2πs. The acceleration of the particle is
Options
(a) 15 m/s²
(b) 25 m/s²
(c) 36 m/s²
(d) 5 m/s²
Correct Answer:
5 m/s²
Explanation:
Centripetal acceleration aᵥ = 𝜔²r
= ( 2π / T)² r
= (2π / 0.2π)² x 5 x 10⁻²
= 5 m/s²
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The magnetic susceptibility of a material of a rod is 299. Permeability of vacuum
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- Power dissipated in an LCR series circuit connected to an a.c source of emf ? is
- Two spherical bodies of mass M and 5 M and radii R and 2 R released in free space
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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