18 A 15 kg mass fastened to the end of a steel wire of

Last updated: 6/14/2023

18 A 15 kg mass fastened to the end of a steel wire of unstretched length 1 0 m is whirled in a vertical circle with an angular velocity of 4 radian s at the bottom of the circle The cross sectional area of the wire is 0 065 cm The elongation of the wire when the mass is at the lowest point is g 10 m s NCERT XI Pg 248 2 2 05 mm 4 3 05 mm cal 1 1 93 mm 3 1 65 mm