he line of action of the resultant of two like parallel forces shifts by one-third of the distance between the forces when the two forces are interchanged. The ratio of the two forces is he line of action of the resultant of two like parallel forces shifts by one-third of the distance between the forces when the two forces are interchanged. The ratio of the two forces is November 27, 2020 Category: Cengage NEET by C.P Singh , Chapter 11 - Rotational Motion , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related