Questions
The position vector of a particle is
The velocity of the particle is
a
parallel to position vector
b
perpendicular to position vector
c
directed towards the origin
d
directed away from the origin
detailed solution
Correct option is B
Given r=(acosωt)i+(asinωt)j∴ Velocity v=drdt=(−aωsinωt)i+(aωcosωt)jThus the velocity is perpendicular to position vector.Talk to our academic expert!
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The value of for which two vectors are perpendicular to. each other is
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