A boat loaded with scrap iron floats in a swimming pool. When the ...

[biggirl4568]

A boat loaded with scrap iron floats in a swimming pool. When the iron is thrown overboard, the pool level will
 
  A) rise.
  B) fall.
  C) remain unchanged.

Question 2

A 0.50-kg object is attached to an ideal massless spring of spring constant 20 N/m along a horizontal, frictionless surface. The object oscillates in simple harmonic motion and has a speed of 1.5 m/s at the equilibrium position.
 
  (a) What is the amplitude of vibration? (b) At what location are the kinetic energy and the potential energy of the system the same?

[Liamb2179]

Answer to Question 1

Answer: B

Answer to Question 2

(a) 0.24 m (b) x = 0.17 m

[biggirl4568]

Gracias!

[ryansturges]

Thanks for the timely response, appreciate it