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HI FREINDS HOW WAS THE PHYSICS ATP GCSE O LAVEL?

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Fate0

Question 1 part b. How to measure Length L correctly.

I said immerse the rule into the water as zero mark co-incides with the water level.
And then align it vertically with rod, and use set-square to find the answer. I also drew all this apparatus on the figure.

EVERYONE HAS A DIFFERENT WAY.

Someone is using a cobalt chloride paper.
Someone is pulling out the rod, and marking the water prints.
Someone is marking the beaker.
Someone is inserting the rule on the side.

Is my answer right?
Well one thing is for sure.You cant measure by inserting a rule,since it said a THIN BEAKER.They mentioned it so i guess it meant something
 
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No, they said that the REFRACTIVE INDEX can be calculated with the RATIO GIVEN.
We had to input the measurements and get the value for refractive index.

Refractive index is not a RATIO, it's a value.

guys she is correct. the question was crystal clear it asked us to just calculate through the ratio and find the refractive index which can never be a ratio plus they said to give your ANSWER IN TWO DECIMAL PLACE. which was 1.57.
 
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But we don't know the dimensions of a thin beaker.

But you have a point :/
Its true but every detail out of the norm means something bro,and you know that too.But all we can do is speculate till the ms comes out.Just work hard on P1 and P2 as this carries far less weightage.
 
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