A vibrating pendulum makes 20 complete vibrations in 12.2 seconds. Determine the vibrational period of the pendulum, along with
1 answer:
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Answer:
x=0.46m, speed=7.9m/s
Explanation:
Using the concept of conservation of energy:
1. kinetic energy of mass m and velocity v:
2. gravitational potential energy of mass m, grav. acc. g and height h:
3. potential energy in a spring with spring constant k and displacement from equilibrium x:
Calculating x:
Calculating the speed:
Solving for :