A spring of spring constant 5 xx 10^(3) N//m is stretched initially by 5 cm from the unstretched position. Then the work required to stretch it further by 5 cm is

A spring of spring constant 5 xx 10^(3) N//m is stretched initially by

1.	A spring of spring constant 5 xx 10^(3) N//m is stretched initially by 5 cm from the unstretched position. Then the work required to stretch it further by 5 cm is
Answer» 12.50 NM 18.75 Nm 25.00 Nm 6.25 Nm Answer :B