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The direction of projectile at certain i...

The direction of projectile at certain instant is inclined at angle `alpha` to the horizontal. After t sec, if it is inclined at an angle `beta` then the horizontal component of velocity is

A

`g/(tan alpha - tan beta)`

B

`(g t)/(tan alpha - tan beta)`

C

`t/(g(tan alpha - tan beta))`

D

`(g t)/((tan alpha + tan beta))`

Text Solution

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The correct Answer is:
B
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