Motion in a Plane

Section: Physics
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Question : 67 of 88
 
Marks: +1, -0
A particle m ov es such that its p o sition vector
r
(t)
=cosωt
^
i
+sinωt
^
j
where ω is a constant and t is time. Then which of the following statements is true for the velocity
v
(t)
and acceleration
a
(t)
of the particle :
[8 Jan 2020 Shift 2]
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