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Author Topic: Physics Help HERE ONLY !!  (Read 81877 times)

Offline astarmathsandphysics

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Re: Physics Help HERE ONLY !!
« Reply #435 on: June 03, 2009, 12:41:47 pm »
Quote from: simply.me on June 03, 2009, 12:32:28 pm
Quote from: simply.me on June 03, 2009, 11:58:33 am
I NEED HELP IN M/J 2008 Q.10)a,b,&c please ..

can any1 answer me please !!??
nor gaTE EXPLAINED http://en.wikipedia.org/wiki/NOR_gate

ci)BOTH NEED TO BE OFF. tHE HEATER IS ON BECAUSE THE TMP IS LOW SO  the out put is high
cii))off off
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Offline Ghost Of Highbury

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Re: Physics Help HERE ONLY !!
« Reply #436 on: June 03, 2009, 12:42:27 pm »
Quote from: Adi...\m/ on June 03, 2009, 12:36:59 pm
Quote from: theigstudent on June 03, 2009, 12:18:17 pm
could some 1 help me with
june03 paper no3___________Q3a and   @11 a and b

Q3a answer
no idea of Q10
find it attached
@ theigstudent
i have attached the drawing

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Offline theigstudent

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Re: Physics Help HERE ONLY !!
« Reply #437 on: June 03, 2009, 12:44:07 pm »
Quote from: Adi...\m/ on June 03, 2009, 12:42:27 pm
Quote from: Adi...\m/ on June 03, 2009, 12:36:59 pm
Quote from: theigstudent on June 03, 2009, 12:18:17 pm
could some 1 help me with
june03 paper no3___________Q3a and   @11 a and b

Q3a answer
no idea of Q10
find it attached
@ theigstudent
i have attached the drawing


could u help me with the page no on which the attachment is
Thanks
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<3 datz da way it izzzzzzzzzz <3

Offline astarmathsandphysics

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Re: Physics Help HERE ONLY !!
« Reply #438 on: June 03, 2009, 12:45:07 pm »
Quote from: notty_me on June 03, 2009, 12:40:21 pm
emergency case! plz help
in 1 variant paper oct 08, i couldnt do q2.d
plzzzzzzzz give me da solution
xam is morrow

what ever 2 masses you choose The reaction will be 9.81(m1+m2)
« Last Edit: June 03, 2009, 12:48:31 pm by astarmathsandphysics »
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Offline astarmathsandphysics

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Re: Physics Help HERE ONLY !!
« Reply #439 on: June 03, 2009, 12:47:06 pm »
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Offline sweetie

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Re: Physics Help HERE ONLY !!
« Reply #440 on: June 03, 2009, 12:47:20 pm »
were did u get .81 from???????
and wats ur answer??
« Last Edit: June 03, 2009, 01:10:36 pm by notty_me »
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Offline AN10

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Re: Physics Help HERE ONLY !!
« Reply #441 on: June 03, 2009, 12:48:02 pm »
guyz im confused :-\.... when a ques asks u abt da maximum potential difference measured of a wave shown on CRO, is it da amplitude of a wave or da difference of the max n min voltage value??
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Offline Kim

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Re: Physics Help HERE ONLY !!
« Reply #442 on: June 03, 2009, 12:48:51 pm »
hey cus sum1 explain transformers? :o
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Offline astarmathsandphysics

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Re: Physics Help HERE ONLY !!
« Reply #443 on: June 03, 2009, 12:49:30 pm »
Quote from: notty_me on June 03, 2009, 12:47:20 pm
were did u get .81 from???????

should have been 9.81 I corrected it
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Offline theigstudent

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Re: Physics Help HERE ONLY !!
« Reply #444 on: June 03, 2009, 12:50:33 pm »
oh ya Thanks
sorrie i didnt see it
Thanks a lot
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<3 datz da way it izzzzzzzzzz <3

Offline unknown

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Re: Physics Help HERE ONLY !!
« Reply #445 on: June 03, 2009, 12:51:59 pm »
Quote from: abdulrahman101 on June 03, 2009, 12:27:59 pm
Quote from: Q80BOY on June 03, 2009, 12:24:40 pm
May/June 2003

ans. for unknown, hope this helps  :)

haha, results wont be accurate, no one will stop the watch !
u need to do it again, this time dont point at the guy with the watch ;)
wht is happening is tht d ans or nop plzzzzzzz dnt confuse me.....i m already so confused
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Offline astarmathsandphysics

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Re: Physics Help HERE ONLY !!
« Reply #446 on: June 03, 2009, 12:52:06 pm »
Quote from: AN10 on June 03, 2009, 12:48:02 pm
guyz im confused :-\.... when a ques asks u abt da maximum potential difference measured of a wave shown on CRO, is it da amplitude of a wave or da difference of the max n min voltage value??

It is the amplitude of the wave form. The CRO have a scale -volts per div- so you must change your reading to volts
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Offline simply.me

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Re: Physics Help HERE ONLY !!
« Reply #447 on: June 03, 2009, 12:52:25 pm »
Quote from: astarmathsandphysics on June 03, 2009, 12:41:47 pm
Quote from: simply.me on June 03, 2009, 12:32:28 pm
Quote from: simply.me on June 03, 2009, 11:58:33 am
I NEED HELP IN M/J 2008 Q.10)a,b,&c please ..

can any1 answer me please !!??
nor gaTE EXPLAINED http://en.wikipedia.org/wiki/NOR_gate

ci)BOTH NEED TO BE OFF. tHE HEATER IS ON BECAUSE THE TMP IS LOW SO  the out put is high
cii))off off

thhhxxxx alot for ur help
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Offline Ghost Of Highbury

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Re: Physics Help HERE ONLY !!
« Reply #448 on: June 03, 2009, 12:52:36 pm »
Quote from: theigstudent on June 03, 2009, 12:50:33 pm
oh ya Thanks
sorrie i didnt see it
Thanks a lot
welcome :D
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Offline simply.me

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Re: Physics Help HERE ONLY !!
« Reply #449 on: June 03, 2009, 12:53:31 pm »
m/j 2007 q 1b a .. can any one shows me the working done ?
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