A wall clock has a 5 cm long minute hand. The average velocity of the tip of the hand reaching 0600 hrs. to 1830 hrs. is
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Verified by ExpertsThe correct answer is:
A
Displacement of minutes hand = 10 cm
Time difference between 0600 hrs to 1830 hrs is 12 hr and 30 minutes i.e., 45000 s
∴ ∴ Average velocity = 10/45000
= 2.2 × 10 -4 cms -1
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