Qualification > Sciences
Physics Help HERE ONLY !!
Priceless:
@shogun: du u no y v cant say k.e 4 dat ques....plz help :)...thnku in advance
Ghost Of Highbury:
yeahh i know
i saw the markscheme
in these types of wierd questions
u need to be a little smart
wat u do is write all the possibilities like sound, heat, KE...etc..
they will ignore the ones not required and give u a mark for heat
!!!
:)
wierd examiners,,,lol..
Eamyzz:
--- Quote from: Priceless on June 03, 2009, 05:12:35 pm ---
--- Quote from: persian17 on June 03, 2009, 04:41:30 pm ---Guys what is the difference b/w Flemings Left and right hand rule? when do you use each?
--- End quote ---
this is confusing but da diff is dat u use flemings right-hand rule wen u hv an induced current......just remb if ders a battery present ders no induced current so use left-hand rule but if der isnt a battery...den use da right-hand rule..
i hope u get it....all da best evry1 ;)
--- End quote ---
may u plz elaborate it more****BLUSH***
but thnk yu
Eamyzz:
--- Quote from: Priceless on June 03, 2009, 05:18:41 pm ---
--- Quote from: Adi...\m/ on June 03, 2009, 05:08:42 pm ---
--- Quote from: Clem on June 03, 2009, 04:50:15 pm ---Hey everyone!
Can someone help me with question 3 (b) June 07?
Why can't GPE be converted to kinetic energy and how does it get converted to heat?
--- End quote ---
the potential energy decreases as it changes to kinetic energy and heat energy...
--- End quote ---
@adi: thnkz adi....n no need 4 thnkz ;) ....By the way adi dat wz clem's ques....actualy in da MS dey say dat u cant rite k.e...dey say all da p.e converts in2 heat energy....which i didnt evn understnd y ???...plzz help....thnkz in advance
@eamyzz: lol oh ok :D
@shogun: guyz plz no need 4 thnkz...v r helping each other here...ders absolutely no need 4 thnku...ok...Take care
all da best ppl! :)
--- End quote ---
look it will b lost as heat due to da friction between da foot and da stairs it may also b lost as sound but mainly heat....hope it helped :)
Guthixol:
hey its not me whos - reping you :P i increased the person who helped me :D thank you
i got anohter quesiton :P same paper 2008 oct nov q3 all of it xP really sorry
thanks
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