a pendulum arm is 3 feet long and it swings back and forth. an object is attached to the other end in which th mass is 77 lbs. what is spring constant in lbf/ft will replace the pedulum if it pscillates in the same frequency
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- k- Value Submit Part B Submit Request Answer Suppose the head is pushed 2.0 cm against the spring, then released. The amplitude of the head's oscillations decreases to 0.5 cm in 4.0 a What is the head's damping constant? Express your answer using two significant figures. ΨΕ ΑΣΦΑ Provide Feedback Units Request Answer 20 ? kg/s Next>The scale of a spring balance that reads from 0 to 36.1 kg is 24.1 cm long. A package suspended from the balance is found to oscillate vertically with a frequency of 2.21 Hz. (a) What is the spring constant? (b) How much does the package weigh?A 36.0-g object is hung vertically from a spring and set to oscillate. It takes 6.95 seconds to complete 10 full oscillations. Instead, if a 26.0-g object is hung and set to oscillate, how long does it take to complete 10 full oscillations?
- A freshly caught catfish is placed on a spring scale, and it oscillates up and down with a period of 0.204 s. If the spring constantof the scale is 2160 N>m, what is the mass of the catfish?5 kilogram object is suspended from a string. The string is 4 meters long. What is the period of the object ting as a pendulum? Express your answer a number of seconds, omitting the unit.A 0.40 kg ball is suspended from a spring with spring constant 12 N/m. If the ball is pulled down 0.20 m from the equilibrium position and released, what is its maximum speed while it oscillates?
- A vertical spring-mass system has a 0.6kg weight attached to its end. You stretch the spring 0.4 m away from its equilibrium positon and when it oscillates up and down, it has a frequency of 2.5hz. (a) Calculate the Spring Constant (b) If you increase the distance that you stretch the spring-mass system, expalin how this would affect it's frequency. (c) At what distance from the spring-mass system's equilibrium position does it have the smallest acceleration? Explain your reasoning.A 0.20 kg ball is tied to a string. It is pulled to an angle of 8.00º and released to swing as a pendulum. At student with a stopwatch finds that 10 oscillations take 12 s. How long is the string? Use g = 10 m/s/s.A 3.2-kg object is suspended from a spring with k = 74 N/m. The mass is pulled 0.75 m downward from its equilibrium position and allowed to oscillate. What is the maximum kinetic energy of the object?