A 0.20-kg mass is oscillating on a spring over a horizontal,frictionless surface.When it is at a displacement of 2.6 cm from equilibrium,it has a kinetic energy of 2.7 J and a spring potential energy of 2.2 J.What is the maximum speed of the mass during its oscillation?
A) 3.7 m/s
B) 4.7 m/s
C) 6.0 m/s
D) 7.0 m/s

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The Answer of A 0.20-kg mass is oscillating on a spring over a horizontal,frictionless surface.When it is at a displacement of 2.6 cm from equilibrium,it has a kinetic energy of 2.7 J and a spring potential energy of 2.2 J.What is the maximum speed of the mass during its oscillation?
A) 3.7 m/s
B) 4.7 m/s
C) 6.0 m/s
D) 7.0 m/s

A 020-Kg Mass Is Oscillating on a Spring Over a Horizontal,frictionless