Answer / karthick

hand watch is the best pratical example for epi-cyclic gear
train

Answer / pvss

Helicopter Main Gear Box...About 12000rpm is reduced to 192
rpm. epicyclic gear box is used for that kind of rpm
reductions, while consuming very little place.

Answer / maria ambrose raj

Epicyclic gear box is a gear box in which all the axis of
gears will not be fixed.some axis of gears may revolve or
rotate , this type of gear box is mainly used for get high
gear ratios. (ex)differencial in automobile.

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hai friends please send me the previous question ntpc questions both tecnical and apptitude papers for my mail. and also post me the areas in which u have faced difficulties that might help ful to me. so please send the answer to my question. my mail id is sweety4834u@gmail.com

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