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JEE Main 8 Jan 2020 Shift 2 Solved Paper

Section: Physics
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Question : 18 of 75
 
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]
Validate
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