beemnetseifeselassie beemnetseifeselassie

03-04-2021
Physics

contestada

A disc of moment of inertia 45kgm^2 is rotating with an angular velocity of 12rad/s.what will be its rotational kinetic energy?

Respuesta :

swekshyakarna738 swekshyakarna738

03-04-2021

Answer:

3240 J

Explanation:

here moment of inertia (I)= 45kgm²

angular velocity (ω) = 12 rad/s

now KE = 1/2(Iω²)=1/2(45×12²)= 3240J

Answer Link

Otras preguntas

Write a system of linear inequalities with the given characteristic: -all solutions are in quadrant 3

In the story to build a fire by jack London nature is against the man how would I interpret that into theme?

how does a octopus make a screen

what doctrine did Calvin and Luther DISagree on?

Is displacement more like the length of a rope that is pulled tight or the length of a coiled rope? Explain.

Adding & subtracting fractions

Which development helped make the cattle business on the Great Plains profitable? A. Native Americans developed a taste for beef and bought entire herds. B.

What unusual powers did Egyptians believe their Kings had?

A guy has 24 inches of yarn. How many feet of yarn does he have

Most Americans at the time thought Coolidge was a splendid president. A. True B. False