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TS EAMCET · Physics · Motion In Two Dimensions

Identify the increasing order of the angular velocities of the following 1. earth rotating about its own axis 2. hour's hand of a clock 3. second's hand of a clock 4. flywheel of radius \(2 \mathrm{~m}\) making \(300\mathrm{rpm}\)

  1. A 1,2,3,4
  2. B 3,4,1,2
  3. C 3,4,1,2
  4. D 4,1,2,3
Verified Solution

Answer & Solution

Correct Answer

(A) 1,2,3,4

Step-by-step Solution

Detailed explanation

(1) Angular velocity of earth, \(\begin{aligned} \omega_1 & =\frac{2 \pi}{T}=\frac{2 \pi}{24 \times 60 \times 60} \\ & =\frac{2 \pi}{86400} \mathrm{rad} / \mathrm{s} \end{aligned}\) (2) Angular velocity of hour's hand of a clock,…
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