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Author Topic: Physics Help HERE ONLY !!  (Read 81005 times)

Offline Bani

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Re: Physics Help HERE ONLY !!
« Reply #585 on: June 03, 2009, 05:59:54 pm »
Someone please answer my question.....
P.S just reminding cuz I think no one noticed my question :D
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Offline gonnagetana

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Re: Physics Help HERE ONLY !!
« Reply #586 on: June 03, 2009, 06:01:14 pm »
can someone help??? in the syllabus, it says, for the magnetic effect of a current, "state the qualitative variation of the strength of the magnetic feild over salient parts of the pattern" (4.5 d) what does that mean??
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Offline Priceless

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Re: Physics Help HERE ONLY !!
« Reply #587 on: June 03, 2009, 06:05:48 pm »
Quote from: Bani on June 03, 2009, 05:47:50 pm
Please someone help. Could you please attach the drawing of part b), Q10, paper October/November 2007.
and please explain me why...the answer is what it is...
Thanks in advance...

lol....i myself am not sure abt da answer actualy.....n wud hv scanned wat i thnk is rite but scanner is in parents room n dads using it....sory....can sum1 plz help!  :)
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Offline asus

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Re: Physics Help HERE ONLY !!
« Reply #588 on: June 03, 2009, 06:12:26 pm »
how do we draw a NOT gate? ???
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Offline 12345abc

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Re: Physics Help HERE ONLY !!
« Reply #589 on: June 03, 2009, 06:14:16 pm »
can anyone plz explain the spontaneous nature of radiation??? QUICKLY PLZ!!!
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Offline goin4dakill

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Re: Physics Help HERE ONLY !!
« Reply #590 on: June 03, 2009, 06:18:08 pm »
Quote from: asus on June 03, 2009, 06:12:26 pm
how do we draw a NOT gate? ???

NOT GATE: triangle
AND GATE: up side down cup
OR GATE: like a missile

Anything with N in the front, is opposite and drawn the same :)
I'll give u a kiss if u rep+ me :D
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Offline gonnagetana

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Re: Physics Help HERE ONLY !!
« Reply #591 on: June 03, 2009, 06:19:37 pm »
Quote from: 12345abc on June 03, 2009, 06:14:16 pm
can anyone plz explain the spontaneous nature of radiation??? QUICKLY PLZ!!!

radiation occurs naturally over space and time. the is no way to tell which particles will emit radiation in a sample.its totally random
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Offline Kim

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Re: Physics Help HERE ONLY !!
« Reply #592 on: June 03, 2009, 06:23:08 pm »
Quote from: asus on June 03, 2009, 06:12:26 pm
how do we draw a NOT gate? ???
a NOT gate is a triangle with a small circle in front with 1 input and 1 output
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Offline asus

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Re: Physics Help HERE ONLY !!
« Reply #593 on: June 03, 2009, 06:24:22 pm »
Quote from: kim on June 03, 2009, 06:23:08 pm
Quote from: asus on June 03, 2009, 06:12:26 pm
how do we draw a NOT gate? ???
a NOT gate is a triangle with a small circle in front with 1 input and 1 output

this one is the best..
+rep for u & goin4dakill
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Re: Physics Help HERE ONLY !!
« Reply #594 on: June 03, 2009, 06:25:05 pm »
Quote from: gonnagetana on June 03, 2009, 06:01:14 pm
can someone help??? in the syllabus, it says, for the magnetic effect of a current, "state the qualitative variation of the strength of the magnetic feild over salient parts of the pattern" (4.5 d) what does that mean??

this just means, that, for example, a wire with current has a magnetic field, the further away you go from the wire, the weaker the magnetic field becomes..such a question is in june 2003..do check it out..
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Offline 12345abc

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Re: Physics Help HERE ONLY !!
« Reply #595 on: June 03, 2009, 06:26:31 pm »
THANX...another problem...how do we draw field lines on this:
   xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
   ___________________________________



   ___________________________________
   ooooooooooooooooooooooooooooooooooo

 o-out of paper
 x-into paper
 _- cardboard
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Offline dreams24

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Re: Physics Help HERE ONLY !!
« Reply #596 on: June 03, 2009, 06:26:52 pm »
Quote from: .... on June 03, 2009, 06:25:05 pm
Quote from: gonnagetana on June 03, 2009, 06:01:14 pm
can someone help??? in the syllabus, it says, for the magnetic effect of a current, "state the qualitative variation of the strength of the magnetic feild over salient parts of the pattern" (4.5 d) what does that mean??

this just means, that, for example, a wire with current has a magnetic field, the further away you go from the wire, the weaker the magnetic field becomes..such a question is in june 2003..do check it out..

even i was looking for that..thanks!
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Offline Aodian

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Re: Physics Help HERE ONLY !!
« Reply #597 on: June 03, 2009, 06:27:45 pm »
hmm can someone tell me how to answer the whole of question nine in m/j07.. i got the mark schemes but they're vague.. to me at least.. :P thanx for the help again!
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Offline Kim

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Re: Physics Help HERE ONLY !!
« Reply #598 on: June 03, 2009, 06:28:24 pm »
Quote from: 12345abc on June 03, 2009, 06:26:31 pm
THANX...another problem...how do we draw field lines on this:
   xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
   ___________________________________



   ___________________________________
   ooooooooooooooooooooooooooooooooooo

 o-out of paper
 x-into paper
 _- cardboard
i cant understand ur question
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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 goin4dakill

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Re: Physics Help HERE ONLY !!
« Reply #599 on: June 03, 2009, 06:28:35 pm »
Uhmmm, guyssss!
I also have to study for lit as well..as you prob all do as well.. but i was wondering.

What is the hardest past paper, in ur opinion?!?! SO i can do it?

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