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ALL PHYSICS DOUBTS - POST HERE !!

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mdwael:
Thanks a lot VIN your the best!!! :) :D

Vin:

--- Quote from: 123456789 on May 26, 2010, 08:20:34 pm ---GUYZ do we have to change da temperature to kelvin or not ??? thx

--- End quote ---

yes while using the formula ..

p1V1      p2V2
------ = -----
T1           T2

Adzel:

--- Quote from: ~VIN1094~ on May 26, 2010, 08:23:43 pm ---yes while using the formula ..

p1V1      p2V2
------ = -----
T1           T2

--- End quote ---

only this one???

Weaam:
Can anyone please please tell me the answer and draw the diagram of Q4 b in o/n 08 second varient?
Please and thank you!

33oomar:

--- Quote from: ~VIN1094~ on May 26, 2010, 08:22:38 pm ---b) i)

P =I V
I = P/V

=36/1

=3A

ii) V = IR

R = V/I

=12/3

= 4 ohm

iii) 1/R = 1/R1 + 1/R

1/R = 1/4 + 1/4

1/R = 2/4 = 1/2

so, R = inverse of 1/2 = 2 ohm


iv) E = P t

= 36 * 30

=1080 J



--- End quote ---
Oh thanks a lot dude ......... r u takin' paper 3 tomorrow

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