Physics Solutions Library

# Physics Solutions Library

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4,283 solutions

Collisions & Motion (Momentum & Energy)

#### Q. A 13.9 g bullet is fired horizontally into a 0.518 kg wooden block resting on a horizontal surface (μ = 0.125). The bullet goes through the block a...

Solved • Jun 5, 2017

Elastic Collisions

#### Q. In the “slingshot effect,” the transfer of energy in an elastic collision is used to boost the energy of a space probe so that it can escape from t...

Solved • Jun 5, 2017

Energy of Rolling Motion

#### Q. A cylinder with mass m, radius a, and moment of inertia with respect to the center of mass ICM = 1/2 ma2, rolls without slipping around a loop with...

Solved • Jun 1, 2017

Calculating Work via Integration

#### Q. A point particle with mass M moves along a straight line under the influence of a net force that is a function of time, given by: Fx = βt2 where ...

Solved • Jun 1, 2017

!! Periodic Motion with Calculus

#### Q. A non-ideal spring, when compressed or extended, exerts a force equal to: Fy = -αy3  where α is the spring constant. Such non-ideal spring is pl...

Solved • Jun 1, 2017

Push-Away Problems

#### Q. Adam ( mA = 80 Kg) and Barbara (mB = 60 Kg) are initially together at rest on an ice rink. When they push each other part, Adam moves with velocity...

Solved • Jun 1, 2017

Conservation of Energy with Rotation

#### Q. A solid cylinder with moment of inertia I = 1/2 MR2, a hollow cylinder with moment of inertia I = MR2 and a solid sphere with moment of inertia I =...

Solved • Jun 1, 2017