Home/Volume-3/Winding-1 Volume-3 Winding-1 Admin03/08/20240 29 Less than a minute Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 0% Winding Winding-1 1 / 25 1. The diameter of headgear pulley should be at least.....times the diameter of the rope? 60 100 120 150 2 / 25 2. The levels in safety catches spaced at intervals varying from? 0.1 to 0.3 m 0.3 to 1m 1 to 1.3 m 1.3 to 2 m 3 / 25 3. The height of the head gear is dependent on the? Skip and cage Position of the drum Fleet angle Depth of the shaft 4 / 25 4. The number of spokes in headgear pulley are? 15 19 21 25 5 / 25 5. The ratio of payload to gross load for skip winding is...and for cage winding is...? 0.6 ; 0.35 0.35 ; 0.6 0.8 ; 0.6 0.6 ; 0.8 6 / 25 6. The diameter of the headgear pulley should be ....of the rope diameter for stranded ropes and.....for locked coil ropes? 80 % ; 100 % 100 % ; 110 % 110 % ; 105 % 105 % ; 110 % 7 / 25 7. The distance between headgear pulley and detaching plate is? 2 M 3 M 4 M 6 M 8 / 25 8. Pulleys normally above ....m diameter are made into two halves? 2.5 3.5 4 6 9 / 25 9. A wind pressure on the exposed surface of the head gear frame may be taken as.....N/sq.m? 100 750 1340 3000 10 / 25 10. The components of cage attachments chains; links; shackles; are exempted from periodical heat treatment if they are made of? Wrought iron Mild steel 0.5 % carbon steel 1.5 % Manganese steel 11 / 25 11. The minimum space between two cages is generally? 20 cm 30 cm 40 cm 50 cm 12 / 25 12. The tensioning arrangement weights are about ....KN per 100 m depth of shallow mines and ....KN per 100 m depth for deep mines? 10 ; 5 5 ; 10 10 ; 20 20 ; 10 13 / 25 13. The weight of the steel guides is...kgf/m? 5 to 10 10 to 20 20 to 55 60 to 90 14 / 25 14. The factor of safety for the drum winding is? 6 7 9 10 15 / 25 15. The cage chains should be annealed at least once in? 3 months 6 months 9 months 12 months 16 / 25 16. All the suspension gear should be renewed after every ..? 5 years 7 years 10 years 15 years 17 / 25 17. The most important role plays in a safety that a component detaching hook is? Jaws Centre pivot Copper pin D link pin 18 / 25 18. In case of Koepe winding the decking difficulties while loading and unloading the cage are overcome by the use of? Safety catches Bell plates Keps Hinged platform 19 / 25 19. The payload carried by skip is? 6 te 8 te 10 te 12 te 20 / 25 20. The life of the guide ropes is? 10 years 20 years 5 years 3.5 years 21 / 25 21. While recapping at least ...m long rope should be cut near the rope capel? 1 m 2 m 3 m 4.5 m 22 / 25 22. Retractable supports for cages used while loading and unloading being carried at the top of the shaft are? Safety catches Bell plates Keps Platform 23 / 25 23. The angle of fleet should not exceed? 1 deg 1.5 deg 3 deg 5 deg 24 / 25 24. The groove of the headgear pulley should be ....of the circumference of the rope in contact with the groove? 4-Jan 2-Jan 3-Jan 4-Mar 25 / 25 25. The factor of safety for the friction winding is? 6.5 to 8 9 10 12 Your score is The average score is 62% LinkedIn Facebook Twitter 0% Admin03/08/20240 29 Less than a minute
