69 A spring balance has a scale that reads from 0 50 kg The

Last updated: 6/9/2023

69 A spring balance has a scale that reads from 0 50 kg The length of the scale is 20 cm A block of mass m is suspended from this balance when displaced and released it oscillates with a period 0 5 s The value of m is Take g 10 ms a 8 kg b 12 kg c 16 kg d 20 kg 70 A trolley of mass 3 kg as shown in figure is connected to two identical springs each of spring