Questions
When , then
a
A→ and B→
b
A→ and B→ act in the same direction
c
A→and B→ act in the opposite direction
d
A→and B→can act in any direction
detailed solution
Correct option is C
A→.B→= AB cosθIn the problem A→.B→=−AB i.e., cosθ =−1i.e., θ = 1800i.e., A→and B→acts in the opposite direction.Talk to our academic expert!
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