Help ASAP now pls quick

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.