CBSE Class 9 Answered
v=2πr/t
Asked by sparsh1123 | 13 Jan, 2023, 06:51: PM
Expert Answer
This formula is for finding speed v of object in circular motion.
Let r be radius of circular path and t be time taken for one revolution.
speed = distance / time
distance in above expression is one circumference distance of circular motion.
speed v = ( 2 r ) /t
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