011 10.0 points A car with bad shock absorbers bounces up and down with a period of 1.48 s after hitting a bump. The car has a mass of 1350 kg and is supported by four springs of equal force constant k. Determine a value for k. Answer in units of N/m. 012 (part 1 of 3) 10.0 points A simple harmonic oscillator takes 9.6 s to undergo five complete vibrations. Find the period of its motion. Answer in units of s. U13 (part 2 of 3) 10.0 points Calculate the frequency. Answer in units of Hz. 014 (part 3 of 3) 10.0 points Find the angular frequency. Answer in units of rad/s. 015 (part 1 of 2) 10.0 points A 0.356kg mass is attached to a spring and executes simple harmonic motion with a period of 0.6s. The total energy of the system is 3.J. Find the force constant of the spring. Answer in units of N/m.016 (part 2 of 2) 10.0 points Find the amplitude of the motion. Answer in units of m