pamdhuber3852 pamdhuber3852
  • 16-12-2017
  • Physics
contestada

A 12.0-g cd with a radius of 5.81 cm rotates with an angular speed of 33.2 rad/s. what is its kinetic energy?

Respuesta :

prasadranesh
prasadranesh prasadranesh
  • 16-12-2017
use the formula 1/2*I*w^2 where w is the angular speed and I is the rotaional inirtia (for disk it is .5*mass*radius^2).
Answer Link

Otras preguntas

which of the following is an infinitive ? a. to be b. reading c. cooked d. has wondered
I think its either A. or B. but I am not sure. Can someone help me please..? Which of these fields is the best example of what physical geographers study? A. ec
Negative impacts of social netsworks
What is the approximate volume of a tree trunk if the trunk is 13 feet tall with a circumference of 4.5 feet? A. 17.16 ft3 B. 21.17 ft3 C. 33.09 ft3 D. 27.14 ft
Why are noontime shadows longer in winter than in summer? Same as my last question this is astronomy not chemistry.
What is the next value 4 D 7 G 10 J 13
The constitutional convention was called to address the problems that
Suggest one project that Bricks Construction could implement to address each key problem listed in the scenario (unemployment, Lack of housing and poor educatio
A baseball on a T-ball stand has no momentum until it is hit with a bat. When Tyler swings the bat, it has a momentum of 12 kg m/s. After the bat hits the ball,
Which kind of wave increases in height due to strong winds?