Numerical - Pitch circular diameter of worm - Theory of Machines - 2

Q.  If lead angle of worm is 13o and lead of worm is 40 mm. Find pitch circular diameter of worm
- Published on 07 Aug 15

a. 53.22 mm
b. 55.15 mm
c. 27.67 mm
d. None of the above

ANSWER: 55.15 mm


  • Ankur Ghanti   -Posted on 25 Jul 21
    Tan gamma =Lead of worm/Pi ×Diameter of worm
    tan 13°=40/Pi ×diameter of worm
    Diameter of worm =55.15mm

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