question_answer

Two blocks with masses \[{{m}_{1}}=1kg\] and \[{{m}_{2}}=2kg\] are connected by a spring of spring constant k= 24 N/m and placed on a frictionless horizontal surface as shown in figure. The block \[{{m}_{1}}\] is imparted an initial velocity \[{{\text{v}}_{0}}=12\text{ }cm/s\] to the right. The amplitude of oscillation is

A) 2 cm                

B) 1 cm

C) 3 cm                            

D) 4 cm