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Physics Solutions Library

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3,842 solutions

Conservation of Energy in Rolling Motion

Q. A basketball (which can be closely modeled as a hollow spherical shell) rolls down a mountainside into a valley and then up the opposite side, star...

Solved • Mar 18, 2019
Conservation of Energy in Rolling Motion

Q. A string is wrapped several times around the rim of a small hoop with radius 8.00 cm and mass 0.180 kg. The free end of the string is held in place...

Solved • Mar 18, 2019
Intro to Rotational Kinetic Energy

Q. Biomedical measurements show that the arms and hands together typically make up 13.0 % of a persons mass, while the legs and feet together account ...

Solved • Mar 18, 2019
Conservation of Energy in Rolling Motion

Q. A sphere of radius exttip{r_0}{r_0} = 23.0 cm and mass m = 1.20 kg starts from rest and rolls without slipping down a 36.0 degree incline that is 1...

Solved • Mar 18, 2019
Energy of Rolling Motion

Q. A bowling ball of mass 7.6 kg and radius 9.0 cm rolls without slipping down a lane at 3.6 m/s. Calculate its total kinetic energy.

Solved • Mar 18, 2019
Conservation of Energy in Rolling Motion

Q. Calculate the translational speed of a cylinder when it reaches the foot of an incline 7.30 m high. Assume it starts from rest and rolls without sl...

Solved • Mar 18, 2019
Rotational Velocity & Acceleration

Q. A roller in a printing press turns through an angle θ(t) given by θ(t) = γt2 - βt3 , where γ = 3.20 rad/s2 and β eta= 0.500 rad/s3{ m{ rad/s}}^3.a)...

Solved • Mar 18, 2019