CBSE Class 9 Answered
an object of mass 0.5 is whirled at the end of a string 0.8 m long.if the string makes three revolution in 1.2 seconds, find the tension on
Asked by devdrondiksha | 24 May, 2022, 03:27: PM
Expert Answer
Given that,
Mass of object, m = 0.5 kg
length of string, l = 0.8 m
Number of revolution in 1.2 sec, n= 3
Angular velocity, 
Now,
Tension on string will be
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