Mechanics

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8 Apr 2012 23:23:09 IST
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A projectile has maximum range of 200m. What is the maximum height attained by it?50 or 100m?



Comments (16)


Cool goIITian

Joined: 29 Mar 2012
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12 Apr 2012 06:18:53 IST
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50m...i think

Cool goIITian

Joined: 9 Jan 2012
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12 Apr 2012 09:31:44 IST
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100

Cool goIITian

Joined: 9 Jan 2012
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12 Apr 2012 09:32:47 IST
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sorry it is 50

Hot goIITian

Joined: 11 Mar 2012
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12 Apr 2012 09:56:23 IST
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 It should be 63.63 rounding off gives 50...

kartikAIR1's Avatar

Blazing goIITian

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12 Apr 2012 11:12:58 IST
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Its exact 50
sudhindra shenoy's Avatar

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12 Apr 2012 11:19:40 IST
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 exactly 50m


New kid on the Block

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12 Apr 2012 15:10:51 IST
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 50m because, max height attained=range/4


New kid on the Block

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12 Apr 2012 15:10:52 IST
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 50m because, max height attained=range/4


New kid on the Block

Joined: 12 Apr 2012
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12 Apr 2012 15:11:57 IST
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 how?

 


Hot goIITian

Joined: 11 Mar 2012
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13 Apr 2012 10:35:06 IST
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 Oh Yes.... You are right but i did it from S=ut+1/2gt^2


New kid on the Block

Joined: 13 Apr 2012
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13 Apr 2012 18:55:00 IST
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den solv rajat

New kid on the Block

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13 Apr 2012 20:22:03 IST
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50 for sure coz RTan@=4H
shashank shekhar's Avatar

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14 Apr 2012 19:58:05 IST
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50 exactly

New kid on the Block

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14 Apr 2012 20:13:03 IST
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stop answering plz
Bipin Dubey's Avatar

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14 Apr 2012 21:53:05 IST
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 We should know this useful formula of tan@ = 4H/R...where @ is angle of projection, H is maximum hieght attained, R is range.

Here range is maximum when @=45 degree for which R is given as 200 m

tan(45deg) = 4H/200

=>  H = 50 m


Hot goIITian

Joined: 15 Apr 2012
Posts: 109
17 Apr 2012 08:05:14 IST
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100m would be the answer...

 




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