What happens to the inertia of an object when its velocity is doubled?.

what are the options.

explanation:

no. dot product   =0 when vecs at right angles

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.