KinematicsHard
Question
The coordinates of a moving particle at time t are given by x = ct2 and y = bt2. The speed of the speed of the particle is given by : -
Options
A.2t(c + b)
B.2t
C.t
D.2t
Solution
|
| = 
here vx = 
= 2ct ; vy = 
= 2bt
Therefore |
| = 
| = here vx = = 2ct ; vy = = 2btTherefore |
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