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A particle has an initial velocity 3 \ha...

A particle has an initial velocity `3 \hat { i } + 4 \hat { j }` and an acceleration of `0.4 \hat { i } + 0.3 \hat { j }`. It's speed after 10s is

A

7 units

B

8.5 units

C

10 units

D

`7 \sqrt { 2 }` units

Text Solution

Verified by Experts

The correct Answer is:
D
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