Author Topic: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!  (Read 3451 times)

Offline gaurav95

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PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« on: May 26, 2010, 02:45:55 pm »
Can u please answer the 1st q i m getting 8(.5*8*2)In p 3

ms says 22 how pls tell thx

sorry insufficient info 1st q 3rd subpart.............
« Last Edit: May 26, 2010, 02:49:06 pm by gaurav95 »
If the sky is the limit, then what is space, over the limit?

Offline username

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #1 on: May 26, 2010, 02:49:31 pm »
2.25
rite?

Offline Vin

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #2 on: May 26, 2010, 02:52:35 pm »

m * d = m * d

18 * 2.5 = d * 20

d = 2.25


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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #3 on: May 26, 2010, 02:53:52 pm »
m * d = m * d

18 * 2.5 = d * 20

d = 2.25


xactly wat i did
but he rote
22????

Offline Vin

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #4 on: May 26, 2010, 02:57:00 pm »

Might have made a mistake in reading the ms ;)

holtadit

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #5 on: May 26, 2010, 02:57:55 pm »
NO He's correct.


See the follwoing. Use the formula for an area of a trapezium for this.

0.5*(15+7)*2=  22 metres

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #6 on: May 26, 2010, 02:58:49 pm »
trapezium???
dude which question?///????

holtadit

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #7 on: May 26, 2010, 02:59:08 pm »
Might have made a mistake in reading the ms ;)

Hes talking about QUESTION 1

Offline gaurav95

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #8 on: May 26, 2010, 03:01:03 pm »
Hes talking about QUESTION 1

yep  ari is correct i modified it later..............
If the sky is the limit, then what is space, over the limit?

Offline gaurav95

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #9 on: May 26, 2010, 03:10:53 pm »
Thanks ari i have understood my mistake.........
If the sky is the limit, then what is space, over the limit?

holtadit

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #10 on: May 26, 2010, 03:13:33 pm »
Thanks ari i have understood my mistake.........

no prob ;)

Offline gaurav95

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #11 on: May 26, 2010, 03:15:14 pm »
Thanks ari i have understood my mistake.........

sorry guys but one more q

same paper
q 6 b
its wavelength=vel/freq

so its  3/5 *10^8/10^14 right

i m getting  6*10^-7 ms says 6*10m

thx in advance
If the sky is the limit, then what is space, over the limit?

holtadit

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #12 on: May 26, 2010, 03:18:35 pm »
sorry guys but one more q

same paper
q 6 b
its wavelength=vel/freq

so its  3/5 *10^8/10^14 right

i m getting  6*10^-7 ms says 6*10m

thx in advance


In nearly all the papers they omit the ^-7 sign. Its a PRINTING ERROR.

Your answer is correct. :) ;)

Offline Vin

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #13 on: May 26, 2010, 03:22:07 pm »
yep  ari is correct i modified it later..............

haha LOL :D

ok i see .. thanks Ari for covering ;)

Offline gaurav95

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Re: PHy DOUBT !FAST!FAST!FAST!FAST!FAST!FAST!FAST!
« Reply #14 on: May 26, 2010, 03:26:57 pm »
In nearly all the papers they omit the ^-7 sign. Its a PRINTING ERROR.

Your answer is correct. :) ;)

Thanks a lot ARI
...........
If the sky is the limit, then what is space, over the limit?