39 A weightless spring of length 60 cm and force constant

Last updated: 6/9/2023

39 A weightless spring of length 60 cm and force constant 100 N m is kept straight and unstretched on a smooth horizontal table and its ends are rigidly fixed A mass of 0 25 kg is attached at the middle of the spring and is slightly displaced along the length The time period of the oscillation of the mass is a c k a 20 HIS 5 S S T b S 10 d 7 200 S 44 A sc den app fore to at sp sp nc pl a c