The position of a particle is given by 
, where t is in seconds and the coefficients have the proper units for 
to be in metres. The direction of velocity of the particle at t = 1 s is
A
with x-axis
B
with x-axis
C
with y-axis
D
with y-axis
Text Solution
Verified by ExpertsThe correct answer is:
A
Give : 
Velocity,
At t = 1 s, 
Let 
be angle which the directions of 
makes with the x-axis,
Then
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