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Well idiot its simple :)...its made slightly smaller because in hot season,Temperature goes very high and Iron rim round a Tonga expands...so in other words its due to thermal expansion...
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Why the diameter of iron rim round a tanga wheel is made slightly smaller?
it is due to thermal expansion
How do you spell manhole covers?
"Manhole covers" are simply spelled "manhole covers". The reason most of them are perfectly round is that a round cover cannot slip down into a hole that is even just slightly smaller than the cover (as can oblongs or squares).
How do you say that the earth is round?
umm: "The Earth is round"? ------------------------------------------------ The Earth is not round - it is an oblate spheroid. ---------------------------------------------------------------------------- A (slightly) oblate spheroid seems pretty "round" to me.
Is this world round?
yes..pretty much (its slightly squashed from North to South though..slightly.
What is an object that is slightly smaller than Pluto and orbits the sun beyond Neptune's spherical?
Pluto's moon Charon is smaller than it. Since they both orbit round each other, one could argue that they both orbit the Sun as a bi-planetary system.
Why is it that the man-hole is round?
[despite the fact that this is under "rhetorical questions" I will answer it anyways] Man-holes are round because no matter which way you turn the lid, it will never fit into the round hole (With a slightly smaller diameter). If it were any other shape, like a square or triangle, it would be possible to drop the lid in the hole by turning it diagonally.
Why is the moon never perfectly round?
it is slightly oblong. it looks round due to the sun shining on it and the distance that it is away from us.
Why is a globe round?
THe globe is round because the earth is round. The globe is suppose to be a similar verison of the earth but smaller in size to people can see it.
Is Saturn round?
Saturn is spherical in shape, and slightly elongated around the equator.
Are plug sockets the same in France as they are in England?
no, there slightly different there more round
What happens if you have a leg smaller than the other?
you run round in circles
What do you do when your rounding and you have a number smaller than 5?
you just round to zero
