Question

A 1.30 kg block sliding on a horizontal frictionless surface is attached to a horizontal spring with k = 410 N/m. Let x be the displacement of the block from the position at which the spring is unstretched. At t = 0 the block passes through x = 0 with a speed of 7.60 m/s in the positive x direction. What are the (a) frequency and (b) amplitude of the block's motion?

(a)

Number

Enter your answer for part (a) in accordance to the question statement

Units

Choose the answer for part (a) from the menu in accordance to the question statement Hzkg/srad/m or m^-1kg/mW/m^2rad/cm or cm^-1mW/m^2nW/m^2μW/m^2Hz^1/2

(b)

Number

Enter your answer for part (b) in accordance to the question statement

Units

Choose the answer for part (b) from the menu in accordance to the question statement This answer has no units° (degrees)mkgsm/sm/s^2NJWN/mkg·m/s or N·sN/m^2 or Pakg/m^3gm/s^3times

Answer 1