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ALL PHYSICS DOUBTS - POST HERE !!

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the_grim_reaper:

--- Quote ---ou place (stick) the pin horizontally, coinciding the mark on the ruler .. u place the cylinder over the pin .. u want me to show u a drawing ??
--- End quote ---

Yep I've got it thank you but I still don't get 1 very little thing. How does it prove that the centre is on the 10 cm mark?? :P

Vin:

--- Quote from: SEL123 on May 09, 2010, 08:52:38 pm ---Can someone PLEASE help me with may june 06 PAPER 6 PHYSICS igcse

QUestion 3
V- "Extend the straight line EF within the outline of the block to a point I. The distance FI must be exactly equal to b"
Whaaaaaaaaaaat?
b = FH
H --> p3 and p4 extended to the block
if you can explain the rest of the questions on this page I'd really appreciate it
How can FH and FI be equal
I don't get it
I attached it here


--- End quote ---

HERE .. temme if u wan nythin more ..  :)

SEL123:
But if you measure HF and FI they're not equal...

Vin:

--- Quote from: deadman786 on May 09, 2010, 09:05:55 pm ---Yep I've got it thank you but I still don't get 1 very little thing. How does it prove that the centre is on the 10 cm mark?? :P

--- End quote ---

for tht u mark a centre line (diameter) of the cylinder if u wan .. so the pin n the diameter sld coincide .. view frm 90o to avoid parallax error .. ;)

Vin:

--- Quote from: SEL123 on May 09, 2010, 09:08:39 pm ---But if you measure HF and FI they're not equal...

--- End quote ---

ya so u hatva draw them in a manner so tht they are equal .. i cant do tht on the comp .. 

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