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Standard XII

Physics

Instantaneous Velocity

A bullet is f...

Question

A bullet is fired with a velocity $u$ making an angle of $60$ with the horizontal plane. The horizontal component of the velocity of the bullet when it reaches the maximum height is

u

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0

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\frac{\sqrt{3 u}}{2}

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\frac{u}{2}

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Solution

The correct option is D $\frac{u}{2}$
At the highest point there will be only horizontal component of velocity ie, $u cos 60 = \frac{u}{2}$

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A bullet is fired with a velocity u making an angle of 60 with the horizontal plane. The horizontal component of the velocity of the bullet when it reaches the maximum height is

The correct option is D u2At the highest point there will be only horizontal component of velocity ie, ucos60=u2

A bullet is fired with a velocity $u$ making an angle of $60$ with the horizontal plane. The horizontal component of the velocity of the bullet when it reaches the maximum height is

The correct option is D $\frac{u}{2}$
At the highest point there will be only horizontal component of velocity ie, $u cos 60 = \frac{u}{2}$