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Physics practical tips

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Guys I think the unit part is easy. Remember the Homogeneous eguation?
Look here: In
y=mx+c all y, mx, and c must have the same units.

So don't waste your time calculating for c and for for m(gradient), find it out by equating to units of y to mx.

Also I too need help.
If we could post all the possible problems and suggestiongs for every experminent (Q2). it would be worth for the whole community
 
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i think it'll help if you know how to stop/ reduce the fluctuations in a mulitmeter. good luck all!
 
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Electricity is coming for 31.

@zahraahmed then cal your teacher and tell there's something wrong. Trust me she'll help you and the invigilator won't mind, provided you don't ask her how to set up the whole thing or any answer.
i want help
 
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can anyone help me with the limitations and suggestions involving heat?
 
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Can someone help me get some difficulties and improvement when carrying out an spring constant experiment? (using springs and weights)
Thanks in advance
 
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PLEEEEAAAASSSSSEEE....ill blow..im confused...some ppl say that the gradient must have no units and some say they must have...i need a CORRECT answer pls
 
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Guys i have a question. The points we plot on the graph, should they be crosses or encircled dots or perhaps both are acceptable?
 
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I'm confused too. I read somewhere that it should be

[ (Larger K minus smaller K) / larger K ] multiPlied by 100

And if it was within +\- 10% of the PERCENTAGE UNCERTAINTY we calculated earlier, ONLY then it will be propotional.
Is this correct or should the answer be that it is LESS THAN 10% to be proportional correct?
Please help ASAP
 
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I'm confused too. I read somewhere that it should be

[ (Larger K minus smaller K) / larger K ] multiPlied by 100

And if it was within +\- 10% of the PERCENTAGE UNCERTAINTY we calculated earlier, ONLY then it will be propotional.
Is this correct or should the answer be that it is LESS THAN 10% to be proportional correct?
Please help ASAP
Yeah that's correct.
 
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