Author Topic: IGCSE PHYSICS  (Read 23595 times)

Offline ~~~~shreyapril~~~~

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Re: IGCSE PHYSICS
« Reply #30 on: November 07, 2009, 11:54:12 am »
not in sylabus!!
then no need to know!!


but extra info is not at all dangerous!!! :P :P
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nid404

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Re: IGCSE PHYSICS
« Reply #31 on: November 07, 2009, 11:56:03 am »
I haven't started wid electricity in A levels as yet.

There r two kinds of variable resistors i know of- Control and preset..(extra info) :P

Offline ~~~~shreyapril~~~~

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Re: IGCSE PHYSICS
« Reply #32 on: November 07, 2009, 11:57:47 am »
By the way thuis was too extar which can cause dangerous situations!!! :P :P
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Offline @d!_†oX!©

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Re: IGCSE PHYSICS
« Reply #33 on: November 07, 2009, 12:02:38 pm »
do we need to know fusion and fission???
if yes, then what exactly???its such a vast topic.....
AAL IZZ WELL!!! ;)

nid404

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Re: IGCSE PHYSICS
« Reply #34 on: November 07, 2009, 12:03:51 pm »
do we need to know fusion and fission???
if yes, then what exactly???its such a vast topic.....

You don't really need to know anything in detai. Just the chain reaction in the nuclear reactor

Offline ~~~~shreyapril~~~~

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Re: IGCSE PHYSICS
« Reply #35 on: November 07, 2009, 12:04:56 pm »
ya!!
true fussion is splitting and fission takes place in sun nd is abt joiing!!!
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Offline @d!_†oX!©

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Re: IGCSE PHYSICS
« Reply #36 on: November 07, 2009, 12:10:07 pm »
ohhkkk....Thanks guys...
AAL IZZ WELL!!! ;)

Offline ~~~~shreyapril~~~~

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Re: IGCSE PHYSICS
« Reply #37 on: November 07, 2009, 12:22:25 pm »
np np!!
ne time!!
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nid404

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Re: IGCSE PHYSICS
« Reply #38 on: November 07, 2009, 12:22:57 pm »
ohhkkk....Thanks guys...

abbe mensun not

Offline ~~~~shreyapril~~~~

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Re: IGCSE PHYSICS
« Reply #39 on: November 07, 2009, 02:15:10 pm »
yaya!!
same here!!
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Offline @d!_†oX!©

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Re: IGCSE PHYSICS
« Reply #40 on: November 07, 2009, 02:16:17 pm »
okay guys...another one...
A mercury thread of a thermometer is 12mm long when placed in melting ice, and 82mm long when placed in boiling water.
Find the:
a)length of the thread at 50oC
b)temperature when the length is 61mm long


plss guys, i need a full-fledged explanation for this cuz whenever i see this type of question after say 2-3 days, i tend to again do it wrong....plsss tell me a way to remember it forever....
Thanks guys!! :) :)
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Offline ~~~~shreyapril~~~~

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Re: IGCSE PHYSICS
« Reply #41 on: November 07, 2009, 02:17:49 pm »
12:0::x:50

solve it!!
and then similarly do

12:0::61:x

solve for x and get the ans!!
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Offline @d!_†oX!©

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Re: IGCSE PHYSICS
« Reply #42 on: November 07, 2009, 02:20:25 pm »
u think u make sense shrey????
12:0
which is 12/0
which is infinte.....apply ur brain a little b4 replying man!!! :P
AAL IZZ WELL!!! ;)

Offline ~~~~shreyapril~~~~

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Re: IGCSE PHYSICS
« Reply #43 on: November 07, 2009, 02:21:29 pm »
abbe toh firtake
82 naa

take 82:100
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Offline @d!_†oX!©

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Re: IGCSE PHYSICS
« Reply #44 on: November 07, 2009, 02:23:11 pm »
no dude....with this one..the answer for 50 comes as 41..whereas the answer is 47
AAL IZZ WELL!!! ;)