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

what purpose did George Washington establish in his resignation speech

A __________ is a large area of thick ice that moves slowly.

1. Which statement illustrates the identity property of multiplication? a. 7+0=7 b. 7+1=8 c. 7*1=7 d. 7*0=0 2. Which statement illustrates the identity property

Q. # 16 Solve the equation

Ronald is changing the shape of his backyard from 100 feet long by 22 feet wide to a square that has the same area. What is the perimeter of the square backyard

Given the data set for the size of a student house in Square feet in the age of the student hypothesizes a relationship between the variables.

When line t is perpendicular to both line l and line m, then lines l and m are _____. 1)parallel 2)perpendicular 3)congruent 4)intersecting

Which of these lines from the poem is meant to persuade the audience to keep fighting until the end?

Which shows the correct pathway of hormones within the body? bloodstream, target cells, glands target cells, glands, bloodstream glands, bloodstream, target

Andres company manufactures rectangular storage sheds decisions are made with aluminum side panels that measure 8 feet 10 feet 12 feet and 15 feet Along the bot