Paper turning & Thread cutting | पेपर टर्निंग और थ्रेड कटिंग
START QUIZ पर क्लिक करें और अपना Test पूरा करें
Q1. What is the height of slip gauge build up?
Q2.What is the included angle of metric acme thread?
Q3. Calculate the gears required to cut a 1.5mm pitch in a lathe having a lead screw of 5mm pitch?
Q4. What is the taper ratio for a taper length of 20 units the difference in diameter is one unit?
Q5. Which taper is most commonly used as standard taper in industries?
Q6. How do you protect slip gauge from rust?
Q7. What is ‘Best wire’ in thread measurement?
Q8. Which is the type gear train?
Q9. What grade of slip gauge used for precision tool room applications?
Q10. Which one is the use of thread?
Q11. Identify the taper turning method.
Q12. What is the type of thread?
Q13. What is formula of gear ratio for cutting threads?
Q14. Which micrometer is used to measure the effective diameter of the threads?
Q15. What is the name of part marked as X?
Q16. What is depth of square thread having 6 mm pitch?
Q17. Which formula is used to find depth of ACME thread?
Q18. What is the type of thread?
Q19.What is the width of flat of square thread having pitch of 6 mm.
Q20. What is the formula to find the angle at which the compound rest is to set for taper turning?
Q21. What is the instrument shown in the fig?
Q22. What is the angle of saw tooth thread?
Q23. What is the formula to find out the angle of taper?
Q24. Which method of taper turning is possible when the work is hold between centres only?
Q25. What is the reason for using ACME thread in lathe lead screw?
Machinist 1st Year Module 5 aper turning & Thread cutting
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