why the backwheel of tractor is bigger than frontwheel?

Answer Posted / t.naresh

if the back
wheel is to
pull heavy
loads.wat abt
in jcb.in case
of jcb we take
the loads in
front in this
case front
wheel is
smaller then
the rear one.as
tractor is used
most of the
time in fields
i.e in slippery
area to give
more grip rear
wheels are
bigger

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