« previous next »
Pages: 1 ... 28 29 [30] 31 32 ... 58   Go Down

Author Topic: Physics Help HERE ONLY !!  (Read 81868 times)

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
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
Logged

Offline Ghost Of Highbury

  • O_o_O lala!
  • SF Farseer
  • *******
  • Posts: 4096
  • Reputation: 41428
  • Gender: Male
  • Namaskaram!
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

Logged
divine intervention!

Offline theigstudent

  • SF Senior Citizen
  • *****
  • Posts: 658
  • Reputation: 277
  • Gender: Female
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
Logged
<3 datz da way it izzzzzzzzzz <3

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
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 »
Logged

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
Re: Physics Help HERE ONLY !!
« Reply #439 on: June 03, 2009, 12:47:06 pm »
Logged

Offline sweetie

  • SF Citizen
  • ***
  • Posts: 286
  • Reputation: 258
  • Gender: Female
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 »
Logged

Offline AN10

  • SF Immigrant
  • **
  • Posts: 51
  • Reputation: 47
  • Gender: Female
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??
Logged
“Faith is taking the first step even when you don't see the whole staircase.”

Offline Kim

  • here comes trouble!=D
  • SF V.I.P
  • ********
  • Posts: 9835
  • Reputation: 36270
  • Gender: Female
Re: Physics Help HERE ONLY !!
« Reply #442 on: June 03, 2009, 12:48:51 pm »
hey cus sum1 explain transformers? :o
Logged
After all is said and done, more is said than done.

By the time a man realizes that maybe his father was right, he usually has a son who thinks he’s wrong.

The early bird may get the worm, but the second mouse gets the cheese.

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
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
Logged

Offline theigstudent

  • SF Senior Citizen
  • *****
  • Posts: 658
  • Reputation: 277
  • Gender: Female
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
Logged
<3 datz da way it izzzzzzzzzz <3

Offline unknown

  • SF Immigrant
  • **
  • Posts: 123
  • Reputation: 228
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
Logged

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
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
Logged

Offline simply.me

  • Newbie
  • *
  • Posts: 12
  • Reputation: 1
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
Logged

Offline Ghost Of Highbury

  • O_o_O lala!
  • SF Farseer
  • *******
  • Posts: 4096
  • Reputation: 41428
  • Gender: Male
  • Namaskaram!
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
Logged
divine intervention!

Offline simply.me

  • Newbie
  • *
  • Posts: 12
  • Reputation: 1
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 ?
Logged
Pages: 1 ... 28 29 [30] 31 32 ... 58   Go Up
« previous next »