If the ball has mass 0.10 kg and it is rolling so that the speed of its center is 0.75 m/s, what is its kinetic energy?

i get 0.028 but webassign says my answer is wrong

ReportAnswer
#1

That is because you have to use 7/10 instead of 1/2 in the fomula KE=1/2mv^2

WebRep

Overall rating

This site has no rating

(not enough votes)

source: Physics 1250 lab manual

Add Answer

If the ball has mass 0.10 kg and it is rolling so that the speed of its center is 0.75 m/s, what...

More Questions
Additional questions in this topic.

#### If the ball has mass 0.10 kg and it is rolling so that the speed of its center is 0.75 m/s, what...

#### A solid disk of radius 9.50 and mass 1.25 , which is rolling at a speed of 1.80 , begins rolling...

#### Ball A rolling west at 3.0 m/s has a mass of 1.0 kg. Ball B has a mass of 2.0 kg and is...

#### A Rolling Ball of Mass

#### what is the kinetic energy of a ball with a mass of 5 kg rolling at 10 m/s

#### WHAT IS THE KINETIC ENERGY OF A BALL WITH THE MASS OF 5KG ROLLING AT 10M/S

#### A steel ball whose mass is 2.0 kg is rolling at a rate of 2.8 m/s

#### The drag coefficient = 0.354 The mass of car = 1200 kg rolling resistance = 180 N Air density = 1.181 kg m^-3 Frontal area = 1.88 m^2 What is the deceleration at a speed of 82 km h^-1 when the car is taken up to high speed and then allowed to coast

#### A steel ball bearing the radius 1 cm is rolling along a table with speed 20 cm/sec when it starts to roll up an incline

#### C) A steel ball bearing the radius 1 cm is rolling along a table with speed 20 cm/sec when it starts to roll up an incline