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A particle has an initial velocity of 3...

A particle has an initial velocity of ` 3hati + 4hatj` and on acceleration of ` 0.4hati + 0.3hatj` . The magnitude of its velocity after 10 s is

A

`7 sqrt(2)`

B

7 units

C

`8.5` units

D

10 units

Text Solution

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The correct Answer is:
A
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