Physics
Angle of friction and angle of repose are

Not equal to each other
None of these
Equal to each other
Proportional to each other

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Physics
The nature of fuse wire is

Low resistance and high melting point.
High resistance and low melting point.
Low resistance and low melting point.
High resistance and high melting point.

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Physics
The earth is a

Non-absorber of heat
Good reflector of heat
Bad absorber and bad radiator of heat
Good absorber and good radiator of heat

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Physics
In the process of magnetisation of a bar

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

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