The resultant of two forces P and Q is least when the angle between them is
A
0°
B
45°
C
60°
D
90°
E
180°
Verified Correct Answer: E.
Physical Principles & Numerical Solution
The two forces will have minimum resultant if both are acting in opposite directions (that is at an angle of 180 ^\circ between them).
Source: Myschool Past Questions Archive (Record #42991)