#WORK AND ENERGY A block of mass 10 kg is dropped from a heig | Class 9th MCQ - Pre-NTSE Quiz

#WORK AND ENERGY

A block of mass 10 kg is dropped from a height of 10 m from the Earth's surface and it falls onto a vertical helical spring of stiffness 5000 N/m and length 50 cm as shown in the figure.The compression of the springs is(take,g=10m/s²)