A planet gear with 25 teeth is meshed with a sun gear of 100 teeth. Both are

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A planet gear with 25 teeth is meshed with a sun gear of
100 teeth.
Both are connected using a arm. How many rotations are
needed for planet
gear to complete one rotation around the sun gear?

Question Posted / parthasarathichatterjee90

6 Answers
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A planet gear with 25 teeth is meshed with a sun gear of 100 teeth. Both are connected using a ar..

Answer / c.s

4 rotation

Is This Answer Correct ?

30 Yes

10 No

A planet gear with 25 teeth is meshed with a sun gear of 100 teeth. Both are connected using a ar..

Answer / jayaraj

(np-na/ns-na)=-(zs/zp)
(np-na/0-na)=-(100/25)(assume sun gear to be fixed)
[(-np/na)+1]=-4
np/na=5
if na=1
then np=5
where
np=No of rotation of planet gear
ns=No of rotation of sun gear
na=rotation of arm,
zs and zp are number of teeth on sun and planet gears
respectively

Is This Answer Correct ?

9 Yes

2 No

A planet gear with 25 teeth is meshed with a sun gear of 100 teeth. Both are connected using a ar..

Answer / asirraja

4 rotation

Is This Answer Correct ?

8 Yes

5 No

A planet gear with 25 teeth is meshed with a sun gear of 100 teeth. Both are connected using a ar..

Answer / siddu

4 rotation,