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Kamad Kumar Maurya

· started a discussion

· 1 Months ago

WRONG ANS

Question:

For self-locking of a screw jack the helix angle is

Options:
A)

Smaller than friction angle

B)

Larger than friction angle

C)

Equal to friction angle

D)

None of the above

 

Solution:

Ans: (a)

Knowledge Expert

· commented

· 1 Months ago

Dear Student,
We fixed it
The correct answer is option A.
For self locking Helix angle < friction angle

Thanks and Regards
Team TR

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