A second force (F;) of magnitude 120 N is directed West and a third force (F,) of magnitude 220 N is directed 60° North of East. Find the magnitude and direction of the first force (F1) that when added, gives a resultant R whose magnitude is 170 N and points 30° North of East.

A second force (F;) of magnitude 120 N is directed West and a third force (F,) of magnitude 220 N is directed 60° North of East. Find the magnitude and direction of the first force (F1) that when added, gives a resultant R whose magnitude is 170 N and points 30° North of East.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.46P: The magnitude of the force F is 160 lb. Find its rectangular representation.

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Statics of rigid bodies

3. A second force (F2) of magnitude 120 N is directed West and a third force (F,) of magnitude 220
N is directed 60° North of East. Find the magnitude and direction of the first force (F1) that
when added, gives a resultant R whose magnitude is 170 N and points 30° North of East.

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