Question

A tray of mass 12 kg is supported by two identical springs as shown in the figure. When the tray is pressed down slightly and released, it executes SHM with a time period of 2.4 s. The force constant of each spring is

(a) 244 Nm⁻¹

(b) 246.49 Nm⁻¹

(c) 298.54 Nm⁻¹

(d) 123.25 Nm⁻¹

Answer 1

Answer is : (d) 123.25 Nm⁻¹