So it takes u - g secs to go up- how long will it take to come down-as mentioned there is no airA- longer than - - gB- shorter than - because in the previous case gravity is acting against velocity and here it is acting along the velocityC- equal to v-gD- I don-t know

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So it takes u...

Question

So it takes $\frac{u}{g}$ secs to go up, how long will it take to come down?(as mentioned there is no air)

longer than

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shorter than because in the previous case gravity is acting against velocity and here it is acting along the velocity

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equal to

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I don't know

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Solution

The correct option is C
equal to

Time of ascent is equal to time of descent. Hey, think for a minute, then proceed to the next video for the solution!

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So it takes ugsecs to go up, how long will it take to come down?(as mentioned there is no air)

The correct option is C equal to Time of ascent is equal to time of descent. Hey, think for a minute, then proceed to the next video for the solution!

So it takes $\frac{u}{g}$ secs to go up, how long will it take to come down?(as mentioned there is no air)

The correct option is C
equal to

Time of ascent is equal to time of descent. Hey, think for a minute, then proceed to the next video for the solution!