P,Qand R are the coplanar forces each of magnitude 4 N shown in the adjoining diagram..the point Of lies in the same plane...calculate a. the least moment about O. b. the greatest moment about O a. the

Asked by aadilanooransyed | 3rd Jul, 2020, 08:47: PM

Expert Answer:

M o m e n t space o f space f o r c e space b y space Q space a b o u t space O
tau subscript Q equals 4 cross times 7 equals 28 N m left parenthesis C l o c k w i s e right parenthesis
tau subscript P equals 4 cross times 4 equals 16 N m left parenthesis C l o c k w i s e right parenthesis
tau subscript R equals 4 cross times 1 equals 4 N m left parenthesis A n t i c l o c k w i s e right parenthesis
M o m e n t space o f space f o r c e space b y space Q space a b o u t space p o i n t space O space i s space g r e a t e s t space a n d space m o m e n t space o f space f o r c e space b y space R space a b o u t space p o i n t space O space i s space l e a s t.

Answered by Utkarsh Lokhande | 5th Jul, 2020, 02:03: PM