A ball of mass 1Kg moving horizontally due NORTH at 8m/s strikes a vertical wall and is reflected back - Science - Motion

Question

A ball of mass 1Kg moving horizontally due
NORTH at 8m/s strikes a vertical
wall and is reflected back with a speed of 6m/s
what is the change in its momentum
??

Sakshi Kanwar · Accepted Answer

dear Student

Momentum=mass×velocity=1×8=8Kgms-1Final momentum=-6Kgms-1Change in momentum=-6-8=-14kgms-1REGARDS

A ball of mass 1Kg moving horizontally due NORTH at 8m/s strikes a vertical wall and is reflected back with a speed of 6m/s .what is the change in its momentum ??