UPSC CDS Science Physics Questions Part 1

© examsiri.com
Question : 18 of 105
 
Marks: +1, -0
The position vector of a particle is
r
= 2 t2
^
x
+ 3t
^
y
+ 4
^
z

Then the instantaneous velocity v and acceleration a respectively lie
[2018 CDS-II]
Go to Question: