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

Can someone help me with 4 questions please

NEED HELP ASAP PLEASE HELP What are the measures of the two angles in the figure below? Select one: a. 135° and 45° b. 138° and 42° c. 111° and 69° d. 120° a

25 POINTS match the reasons on the left hand side of the chart to their correct matching statements on the right hand side based on the picture below

Why might algebra tiles not be a good tool to use to factor x^2 + 18x + 80? Explain.

WILL GIVE BRAINLIEST!!!! A farmer has 300 ft of fencing with which to enclose a rectangular pen next to a barn. The barn itself will be used as one of the sides

As a boy, what did the narrator practice o the “parlor organ” in the Nebraska Farmhouse? From the story “A Wagner Matinee”

Which of this values does not satisfy the inequality -2x-6<1 -4, -3,-2 ir -1k

Given that ∆MTW ≅ ∆CAD, which angles are corresponding parts of the congruent triangles? ∠M ≅ ∠A ∠M ≅ ∠D ∠M ≅ ∠C

Which of the following best describes set of numbers? 6, 9, 12, 15, ... infinite alternating sequence finite geometric sequence infinite arithmetic series infin

Given the latin root harmos meaning "joint "or "shoulder" which word in bold mean s to make fit together