Physics
At what temperature do the Fahrenheit and Celsius scales give the same reading?

32 degreees
0 degreees
212 degrees
-40 degreees

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Physics
In the process of magnetisation of a bar

Only the surface of the bar gets magnetised
Only the ends of the bar get magnetised
The entire bulk of the bar gets magnetised
Only some parts of the outer layers of the bar get magnetised

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