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Temidayo
Questions (3)
A platinum resistance thermometer measures temperature on assumption that the change in the electrical resistance of platinum is
2 answers
733 views
A uniform metre rule balances on a knife edge at 55cm mark. Find the weight of the ruler.
1 answer
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A metre rule is found to balance at 51mark. When a body of mass 70g is suspended at the 10cm mark. Find (a) the mass of the
0 answers
394 views
Answers (1)
I don't really understand how you gotar^3(r-1)
