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A bullet is fired from a gun at the spee...

A bullet is fired from a gun at the speed of `280 ms^(-1)` in the direction `30^@` above the horizontal. The maximum height attained by the bullet is (`g=9.8 m s^(-2)`, `sin 30^@=0.5`)

A

2000 m

B

1000 m

C

3000 m

D

2800 m

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