Q- A block of mass 5 kg hangs on a spring. When a second block with an identical mass of 5 kg is  tied to the first, the spring stretches an additional h_o = 1 m.

a) What is the value of the spring constant k?

Now the string is burned and the second block falls off.

b) How far above its original position does the remaining block attain its maximum speed?

c) What is the maximum speed attained by the remaining block?

Solution