Seudónimo Seudónimo
  • 02-12-2016
  • Mathematics
contestada

what is the angular velocity of a 6-foot pendulum that takes 3 seconds to complete an arc of 14.13 feet?

Respuesta :

droopymiss
droopymiss droopymiss
  • 02-12-2016
First find the central angle A in degree. Perimeter circle 2Pi*R --> 360 deg Arc A = 14.13 --> x deg (360*14.13)/2Pi*R = 5086.8/37.68 = 135 deg The pendulum rotates 135 deg in 3 sec. Then, the angular velocity is : 135/3 = 45 deg/sec i think
Answer Link

Otras preguntas

Which negative characteristic of an assertive person can cause them to assume that everything will be positive and work out, which can create issues when trying
Name the kind of line that conveys instability, tension, and action.
Please select the word from the list that best fits the definition separation of members in society based on certain characteristics.
What type of story attempts to make you feel engaged by scaring you? A. love story B. horror story C. fantasy story D. bedtime story
How did the geography of the world change during the period of Alexander's rule?
How deep is a valley if it takes a rock 5.2 seconds to strike the bottom and it is traveling at 25 m/s?
Which characteristic of a turbulent person causes them to always strive for self-improvement, and to never see accomplishing a goal as good enough?.
If baeball cot $12 and are marked down by the ame percentage a baeball bat, how much will a baeball cot?
An angle meaure 48° le than the meaure of it upplementary angle. What i the meaure of each angle?
Keq = 175 for the reaction 2 NO2(g) ↔ 2 NO(g) O2(g) What i [O2] if [NO2] = 0. 575 and [NO] = 2. 96?