First slide

Projection Under uniform Acceleration

Question

The velocity of a projectile at the initial point A is ( $(2 \hat{i} + 3 \hat{j})$ m/s. Its velocity (in m/s) at point B is

Moderate

A

$- 2 \hat{i} - 3 \hat{j}$
B

$- 2 \hat{i} + 3 \hat{j}$
C

$2 \hat{i} - 3 \hat{j}$
D

$2 \hat{i} + 3 \hat{j}$

Solution

X component remain unchanged and Y component reverses.

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